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142872151658 = 2476722685321
BaseRepresentation
bin1000010100001111011…
…0000000011001101010
3111122210000011022010112
42011003312000121222
54320100232323113
6145345022014322
713215335152205
oct2050366003152
9448700138115
10142872151658
11556566721a5
12238337173a2
131061b932212
146cb4c7493c
153ab2e5e5a8
hex2143d8066a

142872151658 has 16 divisors (see below), whose sum is σ = 222134673024. Its totient is φ = 68872631520.

The previous prime is 142872151627. The next prime is 142872151679. The reversal of 142872151658 is 856151278241.

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, 11336363 + ... + 11348958.

It is an arithmetic number, because the mean of its divisors is an integer number (13883417064).

Almost surely, 2142872151658 is an apocalyptic number.

142872151658 is a deficient number, since it is larger than the sum of its proper divisors (79262521366).

142872151658 is a wasteful number, since it uses less digits than its factorization.

142872151658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22685437.

The product of its digits is 1075200, while the sum is 50.

The spelling of 142872151658 in words is "one hundred forty-two billion, eight hundred seventy-two million, one hundred fifty-one thousand, six hundred fifty-eight".

Divisors: 1 2 47 67 94 134 3149 6298 22685321 45370642 1066210087 1519916507 2132420174 3039833014 71436075829 142872151658