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142447603674 = 2337633630863
BaseRepresentation
bin1000010010101010001…
…0011110111111011010
3111121200102022000210010
42010222202132333122
54313213041304144
6145234534302350
713201661440035
oct2045242367732
9447612260703
10142447603674
1155458a5aaa2
12237354b79b6
13105819a73ac
146c7472001c
153a8aa4c5b9
hex212a89efda

142447603674 has 16 divisors (see below), whose sum is σ = 284903229312. Its totient is φ = 47481197568.

The previous prime is 142447603601. The next prime is 142447603717. The reversal of 142447603674 is 476306744241.

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, 89634 + ... + 541229.

It is an arithmetic number, because the mean of its divisors is an integer number (17806451832).

Almost surely, 2142447603674 is an apocalyptic number.

142447603674 is an abundant number, since it is smaller than the sum of its proper divisors (142455625638).

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

142447603674 is a wasteful number, since it uses less digits than its factorization.

142447603674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668501.

The product of its (nonzero) digits is 2709504, while the sum is 48.

The spelling of 142447603674 in words is "one hundred forty-two billion, four hundred forty-seven million, six hundred three thousand, six hundred seventy-four".

Divisors: 1 2 3 6 37633 75266 112899 225798 630863 1261726 1892589 3785178 23741267279 47482534558 71223801837 142447603674