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13192971222970 = 257113137612331051
BaseRepresentation
bin1011111111111011101001…
…0111001111111110111010
31201201020100211220100022201
42333332322113033332322
53212123201113113340
644020433423340414
72531106061053160
oct277767227177672
951636324810281
1013192971222970
114227120351760
121590a7745170a
13749126a37216
14338786819230
1517d2a5a0a79a
hexbffba5cffba

13192971222970 has 512 divisors, whose sum is σ = 32070121095168. Its totient is φ = 3788467200000.

The previous prime is 13192971222961. The next prime is 13192971223009. The reversal of 13192971222970 is 7922217929131.

It is a super-2 number, since 2×131929712229702 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 12552778945 + ... + 12552779995.

It is an arithmetic number, because the mean of its divisors is an integer number (62636955264).

Almost surely, 213192971222970 is an apocalyptic number.

13192971222970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13192971222970 is an abundant number, since it is smaller than the sum of its proper divisors (18877149872198).

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

13192971222970 is a wasteful number, since it uses less digits than its factorization.

13192971222970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438.

The product of its (nonzero) digits is 1714608, while the sum is 55.

The spelling of 13192971222970 in words is "thirteen trillion, one hundred ninety-two billion, nine hundred seventy-one million, two hundred twenty-two thousand, nine hundred seventy".