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140208932 = 2293737409
BaseRepresentation
bin10000101101101…
…10101100100100
3100202211100111102
420112312230210
5241343141212
621525055232
73321520253
oct1026665444
9322740442
10140208932
1172165056
123ab57518
1323081486
141489a79a
15c4985c2
hex85b6b24

140208932 has 12 divisors (see below), whose sum is σ = 245634060. Its totient is φ = 70027776.

The previous prime is 140208919. The next prime is 140208967. The reversal of 140208932 is 239802041.

It can be written as a sum of positive squares in 2 ways, for example, as 4393216 + 135815716 = 2096^2 + 11654^2 .

It is a super-2 number, since 2×1402089322 = 39317089225161248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140208895 and 140208904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14957 + ... + 22452.

It is an arithmetic number, because the mean of its divisors is an integer number (20469505).

Almost surely, 2140208932 is an apocalyptic number.

It is an amenable number.

140208932 is a deficient number, since it is larger than the sum of its proper divisors (105425128).

140208932 is a wasteful number, since it uses less digits than its factorization.

140208932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38350 (or 38348 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 140208932 is about 11840.9852630598. The cubic root of 140208932 is about 519.5075861242.

The spelling of 140208932 in words is "one hundred forty million, two hundred eight thousand, nine hundred thirty-two".

Divisors: 1 2 4 937 1874 3748 37409 74818 149636 35052233 70104466 140208932