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52000500155 = 529358624139
BaseRepresentation
bin110000011011011110…
…001010100110111011
311222020000010002221012
4300123132022212323
51322444112001110
635515543104135
73520422646502
oct603336124673
9158200102835
1052000500155
1120064a2146a
12a0b2a4204b
134b99360926
1427342b9839
151545305905
hexc1b78a9bb

52000500155 has 8 divisors (see below), whose sum is σ = 64552345200. Its totient is φ = 40165903456.

The previous prime is 52000500127. The next prime is 52000500163. The reversal of 52000500155 is 55100500025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52000500155 - 28 = 52000499899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52000500155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179311925 + ... + 179312214.

It is an arithmetic number, because the mean of its divisors is an integer number (8069043150).

Almost surely, 252000500155 is an apocalyptic number.

52000500155 is a deficient number, since it is larger than the sum of its proper divisors (12551845045).

52000500155 is a wasteful number, since it uses less digits than its factorization.

52000500155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358624173.

The product of its (nonzero) digits is 1250, while the sum is 23.

The spelling of 52000500155 in words is "fifty-two billion, five hundred thousand, one hundred fifty-five".

Divisors: 1 5 29 145 358624139 1793120695 10400100031 52000500155