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142475520546 = 23212343641279
BaseRepresentation
bin1000010010110000110…
…0111110101000100010
3111121202100211100112100
42010230030332220202
54313242213124141
6145241412511230
713202450641242
oct2045414765042
9447670740470
10142475520546
1155472798397
122374291b516
1310587700158
146c78309b22
153a8d2140b6
hex212c33ea22

142475520546 has 24 divisors (see below), whose sum is σ = 308722452480. Its totient is φ = 47487918456.

The previous prime is 142475520497. The next prime is 142475520559. The reversal of 142475520546 is 645025574241.

142475520546 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 75 + 520 + 54 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98466 + ... + 542813.

It is an arithmetic number, because the mean of its divisors is an integer number (12863435520).

Almost surely, 2142475520546 is an apocalyptic number.

142475520546 is an abundant number, since it is smaller than the sum of its proper divisors (166246931934).

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

142475520546 is a wasteful number, since it uses less digits than its factorization.

142475520546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653630 (or 653627 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 45.

The spelling of 142475520546 in words is "one hundred forty-two billion, four hundred seventy-five million, five hundred twenty thousand, five hundred forty-six".

Divisors: 1 2 3 6 9 18 12343 24686 37029 74058 111087 222174 641279 1282558 1923837 3847674 5771511 11543022 7915306697 15830613394 23745920091 47491840182 71237760273 142475520546