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107311479 = 3113251863
BaseRepresentation
bin1100110010101…
…11000101110111
321110220222200020
412121113011313
5204432431404
614352020223
72442063312
oct631270567
9243828606
10107311479
1155635780
122bb31673
1319303722
1410375979
15964aed9
hex6657177

107311479 has 8 divisors (see below), whose sum is σ = 156089472. Its totient is φ = 65037240.

The previous prime is 107311471. The next prime is 107311489. The reversal of 107311479 is 974113701.

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

It is not a de Polignac number, because 107311479 - 23 = 107311471 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 3251863 = 107311479 / (1 + 0 + 7 + 3 + 1 + 1 + 4 + 7 + 9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107311471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1625899 + ... + 1625964.

It is an arithmetic number, because the mean of its divisors is an integer number (19511184).

Almost surely, 2107311479 is an apocalyptic number.

107311479 is a deficient number, since it is larger than the sum of its proper divisors (48777993).

107311479 is a wasteful number, since it uses less digits than its factorization.

107311479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3251877.

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 107311479 is about 10359.1253974455. The cubic root of 107311479 is about 475.2061583408.

The spelling of 107311479 in words is "one hundred seven million, three hundred eleven thousand, four hundred seventy-nine".

Divisors: 1 3 11 33 3251863 9755589 35770493 107311479