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130214615 = 5231132301
BaseRepresentation
bin1111100001011…
…10101011010111
3100002000120212112
413300232223113
5231313331430
620530541235
73140543306
oct760565327
9302016775
10130214615
1167559193
123773781b
1320c9238b
141341843d
15b672195
hex7c2ead7

130214615 has 8 divisors (see below), whose sum is σ = 163051488. Its totient is φ = 99642400.

The previous prime is 130214603. The next prime is 130214627. The reversal of 130214615 is 516412031.

It is an interprime number because it is at equal distance from previous prime (130214603) and next prime (130214627).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130214615 - 24 = 130214599 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566036 + ... + 566265.

It is an arithmetic number, because the mean of its divisors is an integer number (20381436).

Almost surely, 2130214615 is an apocalyptic number.

130214615 is a deficient number, since it is larger than the sum of its proper divisors (32836873).

130214615 is a wasteful number, since it uses less digits than its factorization.

130214615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132329.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 130214615 is about 11411.1618602139. The cubic root of 130214615 is about 506.8583168580.

Adding to 130214615 its reverse (516412031), we get a palindrome (646626646).

The spelling of 130214615 in words is "one hundred thirty million, two hundred fourteen thousand, six hundred fifteen".

Divisors: 1 5 23 115 1132301 5661505 26042923 130214615