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52413660 = 223251321723
BaseRepresentation
bin1100011111110…
…0010011011100
310122121220000200
43013330103130
5101404214120
65111223500
71204336335
oct307742334
9118556020
1052413660
112764a182
1215677b90
13ab21c00
146d6528c
154904e90
hex31fc4dc

52413660 has 108 divisors (see below), whose sum is σ = 172258632. Its totient is φ = 12894336.

The previous prime is 52413649. The next prime is 52413671. The reversal of 52413660 is 6631425.

52413660 is a `hidden beast` number, since 524 + 136 + 6 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (52413649) and next prime (52413671).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 29559 + ... + 31281.

Almost surely, 252413660 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 52413660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86129316).

52413660 is an abundant number, since it is smaller than the sum of its proper divisors (119844972).

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

52413660 is a wasteful number, since it uses less digits than its factorization.

52413660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764 (or 1746 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 52413660 is about 7239.7278954392. The cubic root of 52413660 is about 374.2382403069.

The spelling of 52413660 in words is "fifty-two million, four hundred thirteen thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 13 15 18 20 26 30 36 39 45 52 60 65 78 90 117 130 156 169 180 195 234 260 338 390 468 507 585 676 780 845 1014 1170 1521 1690 1723 2028 2340 2535 3042 3380 3446 5070 5169 6084 6892 7605 8615 10140 10338 15210 15507 17230 20676 22399 25845 30420 31014 34460 44798 51690 62028 67197 77535 89596 103380 111995 134394 155070 201591 223990 268788 291187 310140 335985 403182 447980 582374 671970 806364 873561 1007955 1164748 1343940 1455935 1747122 2015910 2620683 2911870 3494244 4031820 4367805 5241366 5823740 8735610 10482732 13103415 17471220 26206830 52413660