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52130201352987 = 329678943249503
BaseRepresentation
bin10111101101001100000100…
…01000100011101100011011
320211120121011100211011002210
423312212002020203230123
523313100123021243422
6302512141153130203
713660165662234402
oct1366460210435433
9224517140734083
1052130201352987
11156793266a552a
125a1b222b59963
132311b1a79ac44
14cc31881b8639
1560605d4c610c
hex2f6982223b1b

52130201352987 has 16 divisors (see below), whose sum is σ = 72976915952640. Its totient is φ = 33054250159392.

The previous prime is 52130201352949. The next prime is 52130201352991. The reversal of 52130201352987 is 78925310203125.

It is not a de Polignac number, because 52130201352987 - 218 = 52130201090843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52130201352937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4471618923 + ... + 4471630580.

It is an arithmetic number, because the mean of its divisors is an integer number (4561057247040).

Almost surely, 252130201352987 is an apocalyptic number.

52130201352987 is a deficient number, since it is larger than the sum of its proper divisors (20846714599653).

52130201352987 is a wasteful number, since it uses less digits than its factorization.

52130201352987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8943249602.

The product of its (nonzero) digits is 907200, while the sum is 48.

The spelling of 52130201352987 in words is "fifty-two trillion, one hundred thirty billion, two hundred one million, three hundred fifty-two thousand, nine hundred eighty-seven".

Divisors: 1 3 29 67 87 201 1943 5829 8943249503 26829748509 259354235587 599197716701 778062706761 1797593150103 17376733784329 52130201352987