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23213001030 = 23517935912041
BaseRepresentation
bin10101100111100110…
…100100100101000110
32012220202100122001220
4111213212210211012
5340020012013110
614355223101210
71451145152562
oct254746444506
965822318056
1023213001030
11993215227a
1245b9ba1806
13225c248c8b
1411a2cd66a2
1590cd86370
hex5679a4946

23213001030 has 64 divisors (see below), whose sum is σ = 56183155200. Its totient is φ = 6137895680.

The previous prime is 23213000989. The next prime is 23213001073. The reversal of 23213001030 is 3010031232.

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

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1921810 + ... + 1933850.

It is an arithmetic number, because the mean of its divisors is an integer number (877861800).

Almost surely, 223213001030 is an apocalyptic number.

23213001030 is an abundant number, since it is smaller than the sum of its proper divisors (32970154170).

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

23213001030 is a wasteful number, since it uses less digits than its factorization.

23213001030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12589.

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

Adding to 23213001030 its reverse (3010031232), we get a palindrome (26223032262).

The spelling of 23213001030 in words is "twenty-three billion, two hundred thirteen million, one thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 179 358 359 537 718 895 1074 1077 1790 1795 2154 2685 3590 5370 5385 10770 12041 24082 36123 60205 64261 72246 120410 128522 180615 192783 321305 361230 385566 642610 963915 1927830 2155339 4310678 4322719 6466017 8645438 10776695 12932034 12968157 21553390 21613595 25936314 32330085 43227190 64660170 64840785 129681570 773766701 1547533402 2321300103 3868833505 4642600206 7737667010 11606500515 23213001030