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130653472 = 254082921
BaseRepresentation
bin1111100100110…
…01110100100000
3100002211212212111
413302121310200
5231421402342
620544205104
73144351625
oct762316440
9302755774
10130653472
1167828984
1237909794
13210b7061
14134d034c
15b70c217
hex7c99d20

130653472 has 12 divisors (see below), whose sum is σ = 257224086. Its totient is φ = 65326720.

The previous prime is 130653461. The next prime is 130653487. The reversal of 130653472 is 274356031.

It can be written as a sum of positive squares in only one way, i.e., 95179536 + 35473936 = 9756^2 + 5956^2 .

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 as a sum of consecutive naturals, namely, 2041429 + ... + 2041492.

Almost surely, 2130653472 is an apocalyptic number.

It is an amenable number.

130653472 is a deficient number, since it is larger than the sum of its proper divisors (126570614).

130653472 is an equidigital number, since it uses as much as digits as its factorization.

130653472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082931 (or 4082923 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 130653472 is about 11430.3749719771. The cubic root of 130653472 is about 507.4270929912.

The spelling of 130653472 in words is "one hundred thirty million, six hundred fifty-three thousand, four hundred seventy-two".

Divisors: 1 2 4 8 16 32 4082921 8165842 16331684 32663368 65326736 130653472