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127390252 = 22112436121
BaseRepresentation
bin1111001011111…
…01001000101100
322212201002120111
413211331020230
5230102442002
620350225404
73104541103
oct745751054
9285632514
10127390252
11659aa200
12367b5264
1320513962
1412cc103a
15b2b53d7
hex797d22c

127390252 has 36 divisors (see below), whose sum is σ = 250781608. Its totient is φ = 56548800.

The previous prime is 127390213. The next prime is 127390267. The reversal of 127390252 is 252093721.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17752 + ... + 23872.

Almost surely, 2127390252 is an apocalyptic number.

It is an amenable number.

127390252 is a deficient number, since it is larger than the sum of its proper divisors (123391356).

127390252 is a wasteful number, since it uses less digits than its factorization.

127390252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6190 (or 6177 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 127390252 is about 11286.7290212887. The cubic root of 127390252 is about 503.1669017839.

The spelling of 127390252 in words is "one hundred twenty-seven million, three hundred ninety thousand, two hundred fifty-two".

Divisors: 1 2 4 11 22 43 44 86 121 172 242 473 484 946 1892 5203 6121 10406 12242 20812 24484 67331 134662 263203 269324 526406 740641 1052812 1481282 2895233 2962564 5790466 11580932 31847563 63695126 127390252