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142520557614 = 23521385111839
BaseRepresentation
bin1000010010111011100…
…0110010000000101110
3111121212111120110202220
42010232320302000232
54313340230320424
6145250102100210
713203535515531
oct2045670620056
9447774513686
10142520557614
1155496159406
1223755a1a666
1310593b3b5c6
146c802b0a18
153a9215d579
hex212ee3202e

142520557614 has 32 divisors (see below), whose sum is σ = 285686507520. Its totient is φ = 47399352000.

The previous prime is 142520557577. The next prime is 142520557657. The reversal of 142520557614 is 416755025241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12032307 + ... + 12044145.

It is an arithmetic number, because the mean of its divisors is an integer number (8927703360).

Almost surely, 2142520557614 is an apocalyptic number.

142520557614 is an abundant number, since it is smaller than the sum of its proper divisors (143165949906).

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

142520557614 is a wasteful number, since it uses less digits than its factorization.

142520557614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16216.

The product of its (nonzero) digits is 336000, while the sum is 42.

The spelling of 142520557614 in words is "one hundred forty-two billion, five hundred twenty million, five hundred fifty-seven thousand, six hundred fourteen".

Divisors: 1 2 3 6 521 1042 1563 3126 3851 7702 11553 11839 23106 23678 35517 71034 2006371 4012742 6019113 6168119 12038226 12336238 18504357 37008714 45591989 91183978 136775967 273551934 23753426269 47506852538 71260278807 142520557614