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189225953282 = 21319621111549
BaseRepresentation
bin1011000000111010111…
…1101110100000000010
3200002102111000101220002
42300032233232200002
511100013321001112
6222532412520002
716446124031042
oct2601657564002
9602374011802
10189225953282
1173283132463
123080b480002
1314ac8167bc2
14923122b722
154dc76691c2
hex2c0ebee802

189225953282 has 16 divisors (see below), whose sum is σ = 284124456000. Its totient is φ = 94517839440.

The previous prime is 189225953239. The next prime is 189225953291. The reversal of 189225953282 is 282359522981.

It is a super-2 number, since 2×1892259532822 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16378844 + ... + 16390392.

It is an arithmetic number, because the mean of its divisors is an integer number (17757778500).

Almost surely, 2189225953282 is an apocalyptic number.

189225953282 is a deficient number, since it is larger than the sum of its proper divisors (94898502718).

189225953282 is a wasteful number, since it uses less digits than its factorization.

189225953282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19081.

The product of its digits is 6220800, while the sum is 56.

The spelling of 189225953282 in words is "one hundred eighty-nine billion, two hundred twenty-five million, nine hundred fifty-three thousand, two hundred eighty-two".

Divisors: 1 2 1319 2638 6211 11549 12422 23098 8192309 15233131 16384618 30466262 71730839 143461678 94612976641 189225953282