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12620082413830 = 256338919908947
BaseRepresentation
bin1011011110100101011110…
…0001111000000100000110
31122200110122020112111001111
42313221113201320010012
53123231412044220310
642501330312115234
72441525256403003
oct267512741700406
948613566474044
1012620082413830
114026168577121
1214b9a34095b1a
137070b7b1b9a8
14318b5b07c8aa
1516d425d8828a
hexb7a57878106

12620082413830 has 16 divisors (see below), whose sum is σ = 22716507846960. Its totient is φ = 5047953076192.

The previous prime is 12620082413803. The next prime is 12620082413881. The reversal of 12620082413830 is 3831428002621.

It is a super-2 number, since 2×126200824138302 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9320584 + ... + 10588363.

It is an arithmetic number, because the mean of its divisors is an integer number (1419781740435).

Almost surely, 212620082413830 is an apocalyptic number.

12620082413830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12620082413830 is a deficient number, since it is larger than the sum of its proper divisors (10096425433130).

12620082413830 is a wasteful number, since it uses less digits than its factorization.

12620082413830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19972343.

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 12620082413830 in words is "twelve trillion, six hundred twenty billion, eighty-two million, four hundred thirteen thousand, eight hundred thirty".

Divisors: 1 2 5 10 63389 126778 316945 633890 19908947 39817894 99544735 199089470 1262008241383 2524016482766 6310041206915 12620082413830