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89425392250 = 253189132
BaseRepresentation
bin101001101001000101…
…0110011001001111010
322112211012122121110211
41103102022303021322
52431120400023000
6105025332301334
76314021202205
oct1232212631172
9275735577424
1089425392250
1134a1a336857
12153b847184a
138581a772ac
14448488493c
1524d5bc77ba
hex14d22b327a

89425392250 has 24 divisors (see below), whose sum is σ = 167413186044. Its totient is φ = 35768265600.

The previous prime is 89425392233. The next prime is 89425392299. The reversal of 89425392250 is 5229352498.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 45170276089 + 44255116161 = 212533^2 + 210369^2 .

It is a junction number, because it is equal to n+sod(n) for n = 89425392194 and 89425392203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4718794 + ... + 4737706.

Almost surely, 289425392250 is an apocalyptic number.

89425392250 is a deficient number, since it is larger than the sum of its proper divisors (77987793794).

89425392250 is an frugal number, since it uses more digits than its factorization.

89425392250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37843 (or 18920 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 89425392250 in words is "eighty-nine billion, four hundred twenty-five million, three hundred ninety-two thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 250 18913 37826 94565 189130 472825 945650 2364125 4728250 357701569 715403138 1788507845 3577015690 8942539225 17885078450 44712696125 89425392250