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130660352 = 21163799
BaseRepresentation
bin1111100100110…
…11100000000000
3100002212020022022
413302123200000
5231422112402
620544301012
73144410654
oct762334000
9302766268
10130660352
1167833069
1237911768
13210ba224
14134d2a64
15b70e2a2
hex7c9b800

130660352 has 24 divisors (see below), whose sum is σ = 261261000. Its totient is φ = 65329152.

The previous prime is 130660333. The next prime is 130660363. The reversal of 130660352 is 253066031.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 29852 + ... + 33947.

It is an arithmetic number, because the mean of its divisors is an integer number (10885875).

Almost surely, 2130660352 is an apocalyptic number.

It is an amenable number.

130660352 is a deficient number, since it is larger than the sum of its proper divisors (130600648).

130660352 is an frugal number, since it uses more digits than its factorization.

130660352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63821 (or 63801 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 130660352 is about 11430.6759205219. The cubic root of 130660352 is about 507.4359995975.

The spelling of 130660352 in words is "one hundred thirty million, six hundred sixty thousand, three hundred fifty-two".

Divisors: 1 2 4 8 16 32 64 128 256 512 1024 2048 63799 127598 255196 510392 1020784 2041568 4083136 8166272 16332544 32665088 65330176 130660352