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415145013 = 3138381671
BaseRepresentation
bin11000101111101…
…001110000110101
31001221011112220020
4120233221300311
51322234120023
6105105555353
713200450213
oct3057516065
91057145806
10415145013
111a337a658
12b7045b59
1368014c4a
143d1c7cb3
15266a5de3
hex18be9c35

415145013 has 4 divisors (see below), whose sum is σ = 553526688. Its totient is φ = 276763340.

The previous prime is 415144999. The next prime is 415145033. The reversal of 415145013 is 310541514.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 415145013 - 24 = 415144997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415145033) 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, 69190833 + ... + 69190838.

It is an arithmetic number, because the mean of its divisors is an integer number (138381672).

Almost surely, 2415145013 is an apocalyptic number.

It is an amenable number.

415145013 is a deficient number, since it is larger than the sum of its proper divisors (138381675).

415145013 is a wasteful number, since it uses less digits than its factorization.

415145013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138381674.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 415145013 is about 20375.1076806971. The cubic root of 415145013 is about 745.9904625662.

Adding to 415145013 its reverse (310541514), we get a palindrome (725686527).

The spelling of 415145013 in words is "four hundred fifteen million, one hundred forty-five thousand, thirteen".

Divisors: 1 3 138381671 415145013