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854075420 = 2251131125231
BaseRepresentation
bin110010111010000…
…010100000011100
32012112002112012222
4302322002200130
53222120403140
6220425444512
730110343542
oct6272024034
92175075188
10854075420
113a9115560
121ba040738
13107c37293
1481603d92
154eea95b5
hex32e8281c

854075420 has 48 divisors (see below), whose sum is σ = 2019741696. Its totient is φ = 300552000.

The previous prime is 854075413. The next prime is 854075437. The reversal of 854075420 is 24570458.

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, 55796 + ... + 69435.

It is an arithmetic number, because the mean of its divisors is an integer number (42077952).

Almost surely, 2854075420 is an apocalyptic number.

It is an amenable number.

854075420 is an abundant number, since it is smaller than the sum of its proper divisors (1165666276).

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

854075420 is a wasteful number, since it uses less digits than its factorization.

854075420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125282 (or 125280 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 854075420 is about 29224.5687735508. The cubic root of 854075420 is about 948.7797518564.

The spelling of 854075420 in words is "eight hundred fifty-four million, seventy-five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 31 44 55 62 110 124 155 220 310 341 620 682 1364 1705 3410 6820 125231 250462 500924 626155 1252310 1377541 2504620 2755082 3882161 5510164 6887705 7764322 13775410 15528644 19410805 27550820 38821610 42703771 77643220 85407542 170815084 213518855 427037710 854075420