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5185680 = 2435173141
BaseRepresentation
bin10011110010000010010000
3100202110102020
4103302002100
52311420210
6303051440
762035413
oct23620220
910673366
105185680
112a22095
1218a0b80
1310c7466
1498db7a
156c6770
hex4f2090

5185680 has 160 divisors (see below), whose sum is σ = 17998848. Its totient is φ = 1228800.

The previous prime is 5185669. The next prime is 5185681. The reversal of 5185680 is 865815.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5185681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126460 + ... + 126500.

Almost surely, 25185680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5185680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8999424).

5185680 is an abundant number, since it is smaller than the sum of its proper divisors (12813168).

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

5185680 is a wasteful number, since it uses less digits than its factorization.

5185680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 5185680 is about 2277.2088178294. The cubic root of 5185680 is about 173.0886422454.

The spelling of 5185680 in words is "five million, one hundred eighty-five thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 31 34 40 41 48 51 60 62 68 80 82 85 93 102 120 123 124 136 155 164 170 186 204 205 240 246 248 255 272 310 328 340 372 408 410 465 492 496 510 527 615 620 656 680 697 744 816 820 930 984 1020 1054 1230 1240 1271 1360 1394 1488 1581 1640 1860 1968 2040 2091 2108 2460 2480 2542 2635 2788 3162 3280 3485 3720 3813 4080 4182 4216 4920 5084 5270 5576 6324 6355 6970 7440 7626 7905 8364 8432 9840 10168 10455 10540 11152 12648 12710 13940 15252 15810 16728 19065 20336 20910 21080 21607 25296 25420 27880 30504 31620 33456 38130 41820 42160 43214 50840 55760 61008 63240 64821 76260 83640 86428 101680 108035 126480 129642 152520 167280 172856 216070 259284 305040 324105 345712 432140 518568 648210 864280 1037136 1296420 1728560 2592840 5185680