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23029028423 = 712383136111
BaseRepresentation
bin10101011100101000…
…110001011001000111
32012102221011212002122
4111130220301121013
5334130412402143
614325052000155
71443452340362
oct253450613107
965387155078
1023029028423
1198483169a5
12456846005b
1322300b3b4b
1411866c70d9
158ebb45c68
hex55ca31647

23029028423 has 8 divisors (see below), whose sum is σ = 23363352576. Its totient is φ = 22694981400.

The previous prime is 23029028419. The next prime is 23029028467. The reversal of 23029028423 is 32482092032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23029028423 - 22 = 23029028419 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 (23029028023) 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 7 ways as a sum of consecutive naturals, for example, 101138 + ... + 237248.

It is an arithmetic number, because the mean of its divisors is an integer number (2920419072).

Almost surely, 223029028423 is an apocalyptic number.

23029028423 is a deficient number, since it is larger than the sum of its proper divisors (334324153).

23029028423 is a wasteful number, since it uses less digits than its factorization.

23029028423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138565.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 23029028423 in words is "twenty-three billion, twenty-nine million, twenty-eight thousand, four hundred twenty-three".

Divisors: 1 71 2383 136111 169193 9663881 324352513 23029028423