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23312750650 = 252782380933
BaseRepresentation
bin10101101101100011…
…000101100000111010
32020011201001102211021
4111231203011200322
5340221031010100
614413145053054
71453466053030
oct255543054072
966151042737
1023312750650
119983492682
12462748718a
132276b02817
1411b2260550
159169dba1a
hex56d8c583a

23312750650 has 48 divisors (see below), whose sum is σ = 49617074304. Its totient is φ = 7983132480.

The previous prime is 23312750647. The next prime is 23312750651. The reversal of 23312750650 is 5605721332.

It is not an unprimeable number, because it can be changed into a prime (23312750651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 247584 + ... + 328516.

It is an arithmetic number, because the mean of its divisors is an integer number (1033689048).

Almost surely, 223312750650 is an apocalyptic number.

23312750650 is an abundant number, since it is smaller than the sum of its proper divisors (26304323654).

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

23312750650 is a wasteful number, since it uses less digits than its factorization.

23312750650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81775 (or 81770 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 34.

The spelling of 23312750650 in words is "twenty-three billion, three hundred twelve million, seven hundred fifty thousand, six hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 823 1646 4115 5761 8230 11522 20575 28805 41150 57610 80933 144025 161866 288050 404665 566531 809330 1133062 2023325 2832655 4046650 5665310 14163275 28326550 66607859 133215718 333039295 466255013 666078590 932510026 1665196475 2331275065 3330392950 4662550130 11656375325 23312750650