Search a number
-
+
23010030132 = 2231917502511
BaseRepresentation
bin10101011011100000…
…010011001000110100
32012101121102122100020
4111123200103020310
5334111031431012
614323132445140
71443132012645
oct253340231064
965347378306
1023010030132
119838620231
1245620197b0
13222919165b
141183d7d6cc
158ea141a8c
hex55b813234

23010030132 has 12 divisors (see below), whose sum is σ = 53690070336. Its totient is φ = 7670010040.

The previous prime is 23010030119. The next prime is 23010030163. The reversal of 23010030132 is 23103001032.

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

It is a super-2 number, since 2×230100301322 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 958751244 + ... + 958751267.

It is an arithmetic number, because the mean of its divisors is an integer number (4474172528).

Almost surely, 223010030132 is an apocalyptic number.

It is an amenable number.

23010030132 is an abundant number, since it is smaller than the sum of its proper divisors (30680040204).

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

23010030132 is a wasteful number, since it uses less digits than its factorization.

23010030132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1917502518 (or 1917502516 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 23010030132 its reverse (23103001032), we get a palindrome (46113031164).

The spelling of 23010030132 in words is "twenty-three billion, ten million, thirty thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 1917502511 3835005022 5752507533 7670010044 11505015066 23010030132