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127965480 = 23351066379
BaseRepresentation
bin1111010000010…
…01100100101000
322220210022122020
413220021210220
5230224343410
620410424440
73112455126
oct750114450
9286708566
10127965480
11662623a5
1236a32120
1320685726
1412dd0916
15b37aa70
hex7a09928

127965480 has 32 divisors (see below), whose sum is σ = 383896800. Its totient is φ = 34124096.

The previous prime is 127965419. The next prime is 127965503. The reversal of 127965480 is 84569721.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533070 + ... + 533309.

It is an arithmetic number, because the mean of its divisors is an integer number (11996775).

Almost surely, 2127965480 is an apocalyptic number.

127965480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127965480 is an abundant number, since it is smaller than the sum of its proper divisors (255931320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127965480 is a wasteful number, since it uses less digits than its factorization.

127965480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066393 (or 1066389 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 127965480 is about 11312.1828132328. The cubic root of 127965480 is about 503.9231112236.

The spelling of 127965480 in words is "one hundred twenty-seven million, nine hundred sixty-five thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1066379 2132758 3199137 4265516 5331895 6398274 8531032 10663790 12796548 15995685 21327580 25593096 31991370 42655160 63982740 127965480