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140230372 = 2273796079
BaseRepresentation
bin10000101101110…
…11111011100100
3100202212102220111
420112323323210
5241344332442
621525342404
73321636622
oct1026737344
9322772814
10140230372
117217a177
123ab67a04
132308b169
14148a4512
15c49eb17
hex85bbee4

140230372 has 24 divisors (see below), whose sum is σ = 251955200. Its totient is φ = 68268096.

The previous prime is 140230369. The next prime is 140230381. The reversal of 140230372 is 273032041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20029 + ... + 26107.

Almost surely, 2140230372 is an apocalyptic number.

It is an amenable number.

140230372 is a deficient number, since it is larger than the sum of its proper divisors (111724828).

140230372 is a wasteful number, since it uses less digits than its factorization.

140230372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6235 (or 6233 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 140230372 is about 11841.8905585215. The cubic root of 140230372 is about 519.5340648818.

The spelling of 140230372 in words is "one hundred forty million, two hundred thirty thousand, three hundred seventy-two".

Divisors: 1 2 4 73 79 146 158 292 316 5767 6079 11534 12158 23068 24316 443767 480241 887534 960482 1775068 1920964 35057593 70115186 140230372