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12020020219976 = 2314392376143943
BaseRepresentation
bin1010111011101010000100…
…0010010001000001001000
31120120002202212122122122012
42232322201002101001020
53033414000134014401
641321530540515052
72350263210042536
oct256724102210110
946502685578565
1012020020219976
11391473106444a
12142168854ba88
13692638326ab2
142d7ab4849156
1515ca058328bb
hexaeea1091048

12020020219976 has 32 divisors (see below), whose sum is σ = 22554662284800. Its totient is φ = 6005444163840.

The previous prime is 12020020219939. The next prime is 12020020219993. The reversal of 12020020219976 is 67991202002021.

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, 273514661 + ... + 273558603.

It is an arithmetic number, because the mean of its divisors is an integer number (704833196400).

Almost surely, 212020020219976 is an apocalyptic number.

It is an amenable number.

12020020219976 is a deficient number, since it is larger than the sum of its proper divisors (10534642064824).

12020020219976 is a wasteful number, since it uses less digits than its factorization.

12020020219976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69149 (or 69145 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 12020020219976 in words is "twelve trillion, twenty billion, twenty million, two hundred nineteen thousand, nine hundred seventy-six".

Divisors: 1 2 4 8 1439 2878 5756 11512 23761 43943 47522 87886 95044 175772 190088 351544 34192079 63233977 68384158 126467954 136768316 252935908 273536632 505871816 1044129623 2088259246 4176518492 8353036984 1502502527497 3005005054994 6010010109988 12020020219976