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12310951422 = 2371171375311
BaseRepresentation
bin10110111011100101…
…00011010111111110
31011202222020010111210
423131302203113332
5200203100421142
65353334225250
7614035234440
oct133562432776
934688203453
1012310951422
115248236020
122476ab5226
1312126c8253
1484b042490
154c0be449c
hex2ddca35fe

12310951422 has 64 divisors (see below), whose sum is σ = 31129878528. Its totient is φ = 3152604000.

The previous prime is 12310951403. The next prime is 12310951441. The reversal of 12310951422 is 22415901321.

It is an interprime number because it is at equal distance from previous prime (12310951403) and next prime (12310951441).

It is a self number, because there is not a number n which added to its sum of digits gives 12310951422.

It is a congruent number.

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, 154854 + ... + 220457.

It is an arithmetic number, because the mean of its divisors is an integer number (486404352).

Almost surely, 212310951422 is an apocalyptic number.

12310951422 is an abundant number, since it is smaller than the sum of its proper divisors (18818927106).

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

12310951422 is a wasteful number, since it uses less digits than its factorization.

12310951422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375405.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 12310951422 in words is "twelve billion, three hundred ten million, nine hundred fifty-one thousand, four hundred twenty-two".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 71 77 142 154 213 231 426 462 497 781 994 1491 1562 2343 2982 4686 5467 10934 16401 32802 375311 750622 1125933 2251866 2627177 4128421 5254354 7881531 8256842 12385263 15763062 24770526 26647081 28898947 53294162 57797894 79941243 86696841 159882486 173393682 186529567 293117891 373059134 559588701 586235782 879353673 1119177402 1758707346 2051825237 4103650474 6155475711 12310951422