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131442250204552 = 23717258143534857
BaseRepresentation
bin11101111000101111001000…
…101000011100010110001000
3122020101202102102012212002111
4131320233020220130112020
5114212022212023021202
61143315423001112104
736454250331160450
oct3570571050342610
9566352372185074
10131442250204552
1138977388603541
12128aa47b788634
135845c494a04a1
142465ba5b60d60
15102e1aba276d7
hex778bc8a1c588

131442250204552 has 64 divisors (see below), whose sum is σ = 298232028472320. Its totient is φ = 53018418259968.

The previous prime is 131442250204549. The next prime is 131442250204579. The reversal of 131442250204552 is 255402052244131.

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, 245484708 + ... + 246019564.

It is an arithmetic number, because the mean of its divisors is an integer number (4659875444880).

Almost surely, 2131442250204552 is an apocalyptic number.

It is an amenable number.

131442250204552 is an abundant number, since it is smaller than the sum of its proper divisors (166789778267768).

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

131442250204552 is a wasteful number, since it uses less digits than its factorization.

131442250204552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793030 (or 793026 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

The spelling of 131442250204552 in words is "one hundred thirty-one trillion, four hundred forty-two billion, two hundred fifty million, two hundred four thousand, five hundred fifty-two".

Divisors: 1 2 4 7 8 14 17 28 34 56 68 119 136 238 476 952 258143 516286 534857 1032572 1069714 1807001 2065144 2139428 3614002 3743999 4278856 4388431 7228004 7487998 8776862 9092569 14456008 14975996 17553724 18185138 29951992 30719017 35107448 36370276 61438034 63647983 72740552 122876068 127295966 245752136 254591932 509183864 138069590551 276139181102 552278362204 966487133857 1104556724408 1932974267714 2347183039367 3865948535428 4694366078734 7731897070856 9388732157468 16430281275569 18777464314936 32860562551138 65721125102276 131442250204552