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13414240 = 255722959
BaseRepresentation
bin110011001010…
…111101100000
3221020111212201
4303022331200
511413223430
61155302544
7222006400
oct63127540
927214781
1013414240
117632354
1245aaa54
132a18928
141ad2800
15129e8ca
hexccaf60

13414240 has 144 divisors (see below), whose sum is σ = 38782800. Its totient is φ = 4365312.

The previous prime is 13414213. The next prime is 13414249. The reversal of 13414240 is 4241431.

13414240 is nontrivially palindromic in base 12.

13414240 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

13414240 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13414249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 227331 + ... + 227389.

It is an arithmetic number, because the mean of its divisors is an integer number (269325).

Almost surely, 213414240 is an apocalyptic number.

13414240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13414240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19391400).

13414240 is an abundant number, since it is smaller than the sum of its proper divisors (25368560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13414240 is a wasteful number, since it uses less digits than its factorization.

13414240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 13414240 is about 3662.5455628565. The cubic root of 13414240 is about 237.6048807320.

Adding to 13414240 its reverse (4241431), we get a palindrome (17655671).

The spelling of 13414240 in words is "thirteen million, four hundred fourteen thousand, two hundred forty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 29 32 35 40 49 56 58 59 70 80 98 112 116 118 140 145 160 196 203 224 232 236 245 280 290 295 392 406 413 464 472 490 560 580 590 784 812 826 928 944 980 1015 1120 1160 1180 1421 1568 1624 1652 1711 1888 1960 2030 2065 2320 2360 2842 2891 3248 3304 3422 3920 4060 4130 4640 4720 5684 5782 6496 6608 6844 7105 7840 8120 8260 8555 9440 11368 11564 11977 13216 13688 14210 14455 16240 16520 17110 22736 23128 23954 27376 28420 28910 32480 33040 34220 45472 46256 47908 54752 56840 57820 59885 66080 68440 83839 92512 95816 113680 115640 119770 136880 167678 191632 227360 231280 239540 273760 335356 383264 419195 462560 479080 670712 838390 958160 1341424 1676780 1916320 2682848 3353560 6707120 13414240