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23015300316 = 2231917941693
BaseRepresentation
bin10101011011110100…
…011001110011011100
32012101222100101200020
4111123310121303130
5334113404102231
614323441432140
71443224552631
oct253364316334
965358311606
1023015300316
11984059a858
12456393b650
13222a2b83c8
141184952188
158ea833396
hex55bd19cdc

23015300316 has 12 divisors (see below), whose sum is σ = 53702367432. Its totient is φ = 7671766768.

The previous prime is 23015300311. The next prime is 23015300317. The reversal of 23015300316 is 61300351032.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23015300311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 958970835 + ... + 958970858.

It is an arithmetic number, because the mean of its divisors is an integer number (4475197286).

Almost surely, 223015300316 is an apocalyptic number.

It is an amenable number.

23015300316 is an abundant number, since it is smaller than the sum of its proper divisors (30687067116).

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

23015300316 is a wasteful number, since it uses less digits than its factorization.

23015300316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917941700 (or 1917941698 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 23015300316 its reverse (61300351032), we get a palindrome (84315651348).

The spelling of 23015300316 in words is "twenty-three billion, fifteen million, three hundred thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 12 1917941693 3835883386 5753825079 7671766772 11507650158 23015300316