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140251252 = 2236795539
BaseRepresentation
bin10000101110000…
…01000001110100
3100202220111112211
420113001001310
5241401020002
621530023204
73322054531
oct1027010164
9322814484
10140251252
1172193929
123ab77b04
132309780b
14148abd88
15c4a5dd7
hex85c1074

140251252 has 12 divisors (see below), whose sum is σ = 246111040. Its totient is φ = 69933816.

The previous prime is 140251247. The next prime is 140251253. The reversal of 140251252 is 252152041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140251253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46302 + ... + 49237.

Almost surely, 2140251252 is an apocalyptic number.

It is an amenable number.

140251252 is a deficient number, since it is larger than the sum of its proper divisors (105859788).

140251252 is a wasteful number, since it uses less digits than its factorization.

140251252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95910 (or 95908 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 140251252 is about 11842.7721416905. The cubic root of 140251252 is about 519.5598494361.

The spelling of 140251252 in words is "one hundred forty million, two hundred fifty-one thousand, two hundred fifty-two".

Divisors: 1 2 4 367 734 1468 95539 191078 382156 35062813 70125626 140251252