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52452113200 = 2452791659877
BaseRepresentation
bin110000110110011000…
…111011101100110000
312000101110220102120021
4300312120323230300
51324410220110300
640032434453224
73534545414554
oct606630735460
9160343812507
1052452113200
1120276939a93
12a1ba134214
134c3baa3896
142778277864
15156ecb1d1a
hexc3663bb30

52452113200 has 60 divisors (see below), whose sum is σ = 127611420640. Its totient is φ = 20715252480.

The previous prime is 52452113173. The next prime is 52452113213. The reversal of 52452113200 is 231125425.

52452113200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×524521132002 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 798339 + ... + 861538.

Almost surely, 252452113200 is an apocalyptic number.

52452113200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52452113200 is an abundant number, since it is smaller than the sum of its proper divisors (75159307440).

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

52452113200 is a wasteful number, since it uses less digits than its factorization.

52452113200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659974 (or 1659963 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 52452113200 its reverse (231125425), we get a palindrome (52683238625).

The spelling of 52452113200 in words is "fifty-two billion, four hundred fifty-two million, one hundred thirteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 79 80 100 158 200 316 395 400 632 790 1264 1580 1975 3160 3950 6320 7900 15800 31600 1659877 3319754 6639508 8299385 13279016 16598770 26558032 33197540 41496925 66395080 82993850 131130283 132790160 165987700 262260566 331975400 524521132 655651415 663950800 1049042264 1311302830 2098084528 2622605660 3278257075 5245211320 6556514150 10490422640 13113028300 26226056600 52452113200