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182990007 = 32192294673
BaseRepresentation
bin10101110100000…
…11010010110111
3110202022212002200
422322003102313
5333321140012
630054035543
74351250364
oct1272032267
9422285080
10182990007
1194325112
1251348bb3
132bbacb15
141a43546b
15110e93dc
hexae834b7

182990007 has 24 divisors (see below), whose sum is σ = 279505200. Its totient is φ = 115043328.

The previous prime is 182989997. The next prime is 182990021. The reversal of 182990007 is 700099281.

It is a happy number.

It is not a de Polignac number, because 182990007 - 26 = 182989943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (182990207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36823 + ... + 41495.

It is an arithmetic number, because the mean of its divisors is an integer number (11646050).

Almost surely, 2182990007 is an apocalyptic number.

182990007 is a deficient number, since it is larger than the sum of its proper divisors (96515193).

182990007 is a wasteful number, since it uses less digits than its factorization.

182990007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4927 (or 4924 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 182990007 is about 13527.3799015183. The cubic root of 182990007 is about 567.7308027668.

The spelling of 182990007 in words is "one hundred eighty-two million, nine hundred ninety thousand, seven".

Divisors: 1 3 9 19 57 171 229 687 2061 4351 4673 13053 14019 39159 42057 88787 266361 799083 1070117 3210351 9631053 20332223 60996669 182990007