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48521810080 = 255319782623
BaseRepresentation
bin101101001100001000…
…000001000010100000
311122020120100100021001
4231030020001002200
51243333040410310
634142434441344
73335262403102
oct551410010240
9148216310231
1048521810080
111963a32a097
1294a1a33254
134763745a33
1424c42a7572
1513dec0793a
hexb4c2010a0

48521810080 has 48 divisors (see below), whose sum is σ = 118330619904. Its totient is φ = 18782634240.

The previous prime is 48521810069. The next prime is 48521810093. The reversal of 48521810080 is 8001812584.

It is a happy number.

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, 4886352 + ... + 4896271.

It is an arithmetic number, because the mean of its divisors is an integer number (2465221248).

Almost surely, 248521810080 is an apocalyptic number.

48521810080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48521810080 is an abundant number, since it is smaller than the sum of its proper divisors (69808809824).

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

48521810080 is a wasteful number, since it uses less digits than its factorization.

48521810080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9782669 (or 9782661 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 37.

The spelling of 48521810080 in words is "forty-eight billion, five hundred twenty-one million, eight hundred ten thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 620 992 1240 2480 4960 9782623 19565246 39130492 48913115 78260984 97826230 156521968 195652460 303261313 313043936 391304920 606522626 782609840 1213045252 1516306565 1565219680 2426090504 3032613130 4852181008 6065226260 9704362016 12130452520 24260905040 48521810080