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130245323 = 13194312263
BaseRepresentation
bin1111100001101…
…10001011001011
3100002002010222212
413300312023023
5231320322243
620531335335
73141031655
oct760661313
9302063885
10130245323
116757a26a
123775154b
1320ca3350
14134256d5
15b67b318
hex7c362cb

130245323 has 16 divisors (see below), whose sum is σ = 151092480. Its totient is φ = 111240864.

The previous prime is 130245307. The next prime is 130245371. The reversal of 130245323 is 323542031.

It is a cyclic number.

It is not a de Polignac number, because 130245323 - 24 = 130245307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130245023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4490 + ... + 16752.

It is an arithmetic number, because the mean of its divisors is an integer number (9443280).

Almost surely, 2130245323 is an apocalyptic number.

130245323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

130245323 is a deficient number, since it is larger than the sum of its proper divisors (20847157).

130245323 is a wasteful number, since it uses less digits than its factorization.

130245323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12338.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 130245323 is about 11412.5073055836. The cubic root of 130245323 is about 506.8981571935.

Adding to 130245323 its reverse (323542031), we get a palindrome (453787354).

The spelling of 130245323 in words is "one hundred thirty million, two hundred forty-five thousand, three hundred twenty-three".

Divisors: 1 13 19 43 247 559 817 10621 12263 159419 232997 527309 3028961 6855017 10018871 130245323