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23330510512345 = 5431792712236987
BaseRepresentation
bin1010100111000000011101…
…10010101010000011011001
310001121101010101120102111201
411103200032302222003121
511024221341142343340
6121341515532554201
74625400541206361
oct523401662520331
9101541111512451
1023330510512345
117485460a60573
122749738922961
131003099a0052a
145a92ba4319a1
152a6d3060579a
hex15380ecaa0d9

23330510512345 has 32 divisors (see below), whose sum is σ = 28914054174720. Its totient is φ = 18061603922880.

The previous prime is 23330510512333. The next prime is 23330510512363. The reversal of 23330510512345 is 54321501503332.

It is a de Polignac number, because none of the positive numbers 2k-23330510512345 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9310942 + ... + 11547928.

It is an arithmetic number, because the mean of its divisors is an integer number (903564192960).

Almost surely, 223330510512345 is an apocalyptic number.

It is an amenable number.

23330510512345 is a deficient number, since it is larger than the sum of its proper divisors (5583543662375).

23330510512345 is a wasteful number, since it uses less digits than its factorization.

23330510512345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237485.

The product of its (nonzero) digits is 162000, while the sum is 37.

The spelling of 23330510512345 in words is "twenty-three trillion, three hundred thirty billion, five hundred ten million, five hundred twelve thousand, three hundred forty-five".

Divisors: 1 5 43 179 215 271 895 1355 7697 11653 38485 48509 58265 242545 2085887 2236987 10429435 11184935 96190441 400420673 480952205 606223477 2002103365 3031117385 17218088939 26067609511 86090444695 108514002383 130338047555 542570011915 4666102102469 23330510512345