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23023430332 = 2271376001937
BaseRepresentation
bin10101011100010011…
…011010101010111100
32012102112122102221221
4111130103122222330
5334122444232312
614324332003124
71443353633410
oct253423325274
965375572857
1023023430332
119845142a81
1245666004a4
13222bba3a76
141185a6ad40
158eb3dc207
hex55c4daabc

23023430332 has 24 divisors (see below), whose sum is σ = 46382976864. Its totient is φ = 9795159552.

The previous prime is 23023430317. The next prime is 23023430351. The reversal of 23023430332 is 23303432032.

It is a junction number, because it is equal to n+sod(n) for n = 23023430297 and 23023430306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2997133 + ... + 3004804.

It is an arithmetic number, because the mean of its divisors is an integer number (1932624036).

Almost surely, 223023430332 is an apocalyptic number.

It is an amenable number.

23023430332 is an abundant number, since it is smaller than the sum of its proper divisors (23359546532).

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

23023430332 is a wasteful number, since it uses less digits than its factorization.

23023430332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6002085 (or 6002083 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 23023430332 its reverse (23303432032), we get a palindrome (46326862364).

The spelling of 23023430332 in words is "twenty-three billion, twenty-three million, four hundred thirty thousand, three hundred thirty-two".

Divisors: 1 2 4 7 14 28 137 274 548 959 1918 3836 6001937 12003874 24007748 42013559 84027118 168054236 822265369 1644530738 3289061476 5755857583 11511715166 23023430332