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103076979 = 31391511637
BaseRepresentation
bin1100010010011…
…01010001110011
321011221212000220
412021031101303
5202341430404
614121144123
72361065655
oct611152163
9234855026
10103076979
1153203295
122a62b043
13184801c5
14d9926d5
1590b14d9
hex624d473

103076979 has 16 divisors (see below), whose sum is σ = 139426560. Its totient is φ = 67730400.

The previous prime is 103076951. The next prime is 103076989. The reversal of 103076979 is 979670301.

It is not a de Polignac number, because 103076979 - 25 = 103076947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103076979.

It is not an unprimeable number, because it can be changed into a prime (103076989) 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, 62149 + ... + 63785.

It is an arithmetic number, because the mean of its divisors is an integer number (8714160).

Almost surely, 2103076979 is an apocalyptic number.

103076979 is a deficient number, since it is larger than the sum of its proper divisors (36349581).

103076979 is a wasteful number, since it uses less digits than its factorization.

103076979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930.

The product of its (nonzero) digits is 71442, while the sum is 42.

The square root of 103076979 is about 10152.6833398861. The cubic root of 103076979 is about 468.8715632806.

The spelling of 103076979 in words is "one hundred three million, seventy-six thousand, nine hundred seventy-nine".

Divisors: 1 3 139 151 417 453 1637 4911 20989 62967 227543 247187 682629 741561 34358993 103076979