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142606610442 = 23250511568519
BaseRepresentation
bin1000010011010000000…
…1000011000000001010
3111122002111111102001200
42010310001003000022
54314024243013232
6145302414325030
713205632121442
oct2046401030012
9448074442050
10142606610442
115552a79414a
122377a7b9776
13105a890aa3a
146c8b8b1122
153a999aa77c
hex213404300a

142606610442 has 24 divisors (see below), whose sum is σ = 309042358560. Its totient is φ = 47526095400.

The previous prime is 142606610441. The next prime is 142606610459. The reversal of 142606610442 is 244016606241.

142606610442 is a `hidden beast` number, since 1 + 4 + 2 + 606 + 6 + 1 + 0 + 4 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 142606610397 and 142606610406.

It is not an unprimeable number, because it can be changed into a prime (142606610441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 693342 + ... + 875177.

It is an arithmetic number, because the mean of its divisors is an integer number (12876764940).

Almost surely, 2142606610442 is an apocalyptic number.

142606610442 is an abundant number, since it is smaller than the sum of its proper divisors (166435748118).

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

142606610442 is a wasteful number, since it uses less digits than its factorization.

142606610442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573578 (or 1573575 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 142606610442 in words is "one hundred forty-two billion, six hundred six million, six hundred ten thousand, four hundred forty-two".

Divisors: 1 2 3 6 9 18 5051 10102 15153 30306 45459 90918 1568519 3137038 4705557 9411114 14116671 28233342 7922589469 15845178938 23767768407 47535536814 71303305221 142606610442