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23002013130 = 2351940354409
BaseRepresentation
bin10101011011000001…
…101101110111001010
32012101001100100002020
4111123001231313022
5334102003410010
614322244545310
71443003612525
oct253301556712
965331310066
1023002013130
119834044a08
12455b3b2236
132227615575
141182c93bbc
158e95ab470
hex55b06ddca

23002013130 has 32 divisors (see below), whose sum is σ = 58110350400. Its totient is φ = 5811034752.

The previous prime is 23002013129. The next prime is 23002013137. The reversal of 23002013130 is 3131020032.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (23002013137) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 20176635 + ... + 20177774.

It is an arithmetic number, because the mean of its divisors is an integer number (1815948450).

Almost surely, 223002013130 is an apocalyptic number.

23002013130 is an abundant number, since it is smaller than the sum of its proper divisors (35108337270).

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

23002013130 is a wasteful number, since it uses less digits than its factorization.

23002013130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40354438.

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

Adding to 23002013130 its reverse (3131020032), we get a palindrome (26133033162).

The spelling of 23002013130 in words is "twenty-three billion, two million, thirteen thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 40354409 80708818 121063227 201772045 242126454 403544090 605316135 766733771 1210632270 1533467542 2300201313 3833668855 4600402626 7667337710 11501006565 23002013130