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127372048 = 2419418987
BaseRepresentation
bin1111001011110…
…00101100010000
322212200011121021
413211320230100
5230101401143
620350005224
73104434036
oct745705420
9285604537
10127372048
1165997561
12367a6814
132050859b
1412cb8556
15b2aeced
hex7978b10

127372048 has 20 divisors (see below), whose sum is σ = 259772560. Its totient is φ = 60333984.

The previous prime is 127372039. The next prime is 127372061. The reversal of 127372048 is 840273721.

It is a super-2 number, since 2×1273720482 = 32447277223428608, which contains 22 as substring.

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, 209190 + ... + 209797.

It is an arithmetic number, because the mean of its divisors is an integer number (12988628).

Almost surely, 2127372048 is an apocalyptic number.

It is an amenable number.

127372048 is an abundant number, since it is smaller than the sum of its proper divisors (132400512).

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

127372048 is a wasteful number, since it uses less digits than its factorization.

127372048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419014 (or 419008 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 127372048 is about 11285.9225586569. The cubic root of 127372048 is about 503.1429332136.

The spelling of 127372048 in words is "one hundred twenty-seven million, three hundred seventy-two thousand, forty-eight".

Divisors: 1 2 4 8 16 19 38 76 152 304 418987 837974 1675948 3351896 6703792 7960753 15921506 31843012 63686024 127372048