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130161347 = 2341831663
BaseRepresentation
bin1111100001000…
…01101011000011
3100001220212210122
413300201223003
5231310130342
620525450455
73140232101
oct760415303
9301825718
10130161347
1167522168
1237710a2b
1320c74064
1413402c71
15b6614d2
hex7c21ac3

130161347 has 16 divisors (see below), whose sum is σ = 140894208. Its totient is φ = 119929920.

The previous prime is 130161331. The next prime is 130161349. The reversal of 130161347 is 743161031.

It is not a de Polignac number, because 130161347 - 24 = 130161331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130161349) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 77438 + ... + 79100.

It is an arithmetic number, because the mean of its divisors is an integer number (8805888).

Almost surely, 2130161347 is an apocalyptic number.

130161347 is a deficient number, since it is larger than the sum of its proper divisors (10732861).

130161347 is a wasteful number, since it uses less digits than its factorization.

130161347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 130161347 is about 11408.8275909490. The cubic root of 130161347 is about 506.7891924839.

The spelling of 130161347 in words is "one hundred thirty million, one hundred sixty-one thousand, three hundred forty-seven".

Divisors: 1 23 41 83 943 1663 1909 3403 38249 68183 78269 138029 1568209 3174667 5659189 130161347