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120152413 = 177067789
BaseRepresentation
bin1110010100101…
…10000101011101
322101002101010101
413022112011131
5221224334123
615531141101
72656164403
oct712260535
9271071111
10120152413
1161906317
12342a4791
131bb7b404
1411d59473
15a835aad
hex729615d

120152413 has 4 divisors (see below), whose sum is σ = 127220220. Its totient is φ = 113084608.

The previous prime is 120152411. The next prime is 120152441. The reversal of 120152413 is 314251021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 314251021 = 744893003.

It can be written as a sum of positive squares in 2 ways, for example, as 80676324 + 39476089 = 8982^2 + 6283^2 .

It is a cyclic number.

It is not a de Polignac number, because 120152413 - 21 = 120152411 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 (120152411) 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, 3533878 + ... + 3533911.

It is an arithmetic number, because the mean of its divisors is an integer number (31805055).

Almost surely, 2120152413 is an apocalyptic number.

It is an amenable number.

120152413 is a deficient number, since it is larger than the sum of its proper divisors (7067807).

120152413 is an equidigital number, since it uses as much as digits as its factorization.

120152413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067806.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 120152413 is about 10961.4056124203. The cubic root of 120152413 is about 493.4511502860.

The spelling of 120152413 in words is "one hundred twenty million, one hundred fifty-two thousand, four hundred thirteen".

Divisors: 1 17 7067789 120152413