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313022130212 = 221110170999347
BaseRepresentation
bin1001000111000011001…
…00101010100000100100
31002220222001100210011002
410203201210222200210
520112032131131322
6355444514332432
731420660130501
oct4434144524044
91086861323132
10313022130212
1111082a917490
12507ba58a118
132369697b4bc
14112167cc4a8
158220a32c92
hex48e192a824

313022130212 has 48 divisors (see below), whose sum is σ = 604361701440. Its totient is φ = 140673936000.

The previous prime is 313022130209. The next prime is 313022130257. The reversal of 313022130212 is 212031220313.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3101123 + ... + 3200469.

It is an arithmetic number, because the mean of its divisors is an integer number (12590868780).

Almost surely, 2313022130212 is an apocalyptic number.

It is an amenable number.

313022130212 is a deficient number, since it is larger than the sum of its proper divisors (291339571228).

313022130212 is a wasteful number, since it uses less digits than its factorization.

313022130212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100172 (or 100170 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 313022130212 its reverse (212031220313), we get a palindrome (525053350525).

The spelling of 313022130212 in words is "three hundred thirteen billion, twenty-two million, one hundred thirty thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 101 202 404 709 1111 1418 2222 2836 4444 7799 15598 31196 71609 99347 143218 198694 286436 397388 787699 1092817 1575398 2185634 3150796 4371268 10034047 20068094 40136188 70437023 110374517 140874046 220749034 281748092 441498068 774807253 1549614506 3099229012 7114139323 14228278646 28456557292 78255532553 156511065106 313022130212