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120416997 = 340138999
BaseRepresentation
bin1110010110101…
…10101011100101
322101120211001210
413023112223211
5221311320442
615540542033
72661345651
oct713265345
9271524053
10120416997
1161a77088
12343b1919
131bc4197c
1411dc7a61
15a88919c
hex72d6ae5

120416997 has 4 divisors (see below), whose sum is σ = 160556000. Its totient is φ = 80277996.

The previous prime is 120416993. The next prime is 120417013. The reversal of 120416997 is 799614021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 120416997 - 22 = 120416993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120416993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20069497 + ... + 20069502.

It is an arithmetic number, because the mean of its divisors is an integer number (40139000).

Almost surely, 2120416997 is an apocalyptic number.

It is an amenable number.

120416997 is a deficient number, since it is larger than the sum of its proper divisors (40139003).

120416997 is an equidigital number, since it uses as much as digits as its factorization.

120416997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40139002.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 120416997 is about 10973.4678657205. The cubic root of 120416997 is about 493.8130893693.

The spelling of 120416997 in words is "one hundred twenty million, four hundred sixteen thousand, nine hundred ninety-seven".

Divisors: 1 3 40138999 120416997