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13514415240 = 2335831356869
BaseRepresentation
bin11001001011000010…
…11001110010001000
31021212211202102111210
430211201121302020
5210134142241430
610113004453120
7655620430344
oct144541316210
937784672453
1013514415240
115805598217
122751b4a1a0
131374b33211
14922bd4624
155416b62b0
hex325859c88

13514415240 has 64 divisors (see below), whose sum is σ = 41031748800. Its totient is φ = 3560421632.

The previous prime is 13514415227. The next prime is 13514415259. The reversal of 13514415240 is 4251441531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 13514415198 and 13514415207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668475 + ... + 688394.

It is an arithmetic number, because the mean of its divisors is an integer number (641121075).

Almost surely, 213514415240 is an apocalyptic number.

13514415240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13514415240 is an abundant number, since it is smaller than the sum of its proper divisors (27517333560).

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

13514415240 is a wasteful number, since it uses less digits than its factorization.

13514415240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356966 (or 1356962 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 13514415240 its reverse (4251441531), we get a palindrome (17765856771).

The spelling of 13514415240 in words is "thirteen billion, five hundred fourteen million, four hundred fifteen thousand, two hundred forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 83 120 166 249 332 415 498 664 830 996 1245 1660 1992 2490 3320 4980 9960 1356869 2713738 4070607 5427476 6784345 8141214 10854952 13568690 16282428 20353035 27137380 32564856 40706070 54274760 81412140 112620127 162824280 225240254 337860381 450480508 563100635 675720762 900961016 1126201270 1351441524 1689301905 2252402540 2702883048 3378603810 4504805080 6757207620 13514415240