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30936168101 = 232401914551
BaseRepresentation
bin11100110011111100…
…000111011010100101
32221211222212011120202
4130303330013122211
51001324124334401
622113433240245
72143425042626
oct346374073245
987758764522
1030936168101
1112135729a83
125bb4563085
132bc0313117
1416d68dba4d
15c10dec06b
hex733f076a5

30936168101 has 12 divisors (see below), whose sum is σ = 32349969120. Its totient is φ = 29581721400.

The previous prime is 30936168097. The next prime is 30936168103. The reversal of 30936168101 is 10186163903.

It is not a de Polignac number, because 30936168101 - 22 = 30936168097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30936168103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2118776 + ... + 2133326.

It is an arithmetic number, because the mean of its divisors is an integer number (2695830760).

Almost surely, 230936168101 is an apocalyptic number.

It is an amenable number.

30936168101 is a deficient number, since it is larger than the sum of its proper divisors (1413801019).

30936168101 is a wasteful number, since it uses less digits than its factorization.

30936168101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18616 (or 18593 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 30936168101 in words is "thirty billion, nine hundred thirty-six million, one hundred sixty-eight thousand, one hundred one".

Divisors: 1 23 529 4019 14551 92437 334673 2126051 7697479 58480469 1345050787 30936168101