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13790153 = 131060781
BaseRepresentation
bin110100100110…
…101111001001
3221221121112102
4310212233021
512012241103
61211323145
7225133346
oct64465711
927847472
1013790153
117869823
1247504b5
132b1aa70
141b8d7cd
151325e88
hexd26bc9

13790153 has 4 divisors (see below), whose sum is σ = 14850948. Its totient is φ = 12729360.

The previous prime is 13790113. The next prime is 13790173. The reversal of 13790153 is 35109731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6017209 + 7772944 = 2453^2 + 2788^2 .

It is a cyclic number.

It is not a de Polignac number, because 13790153 - 26 = 13790089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13790113) 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 3 ways as a sum of consecutive naturals, for example, 530378 + ... + 530403.

It is an arithmetic number, because the mean of its divisors is an integer number (3712737).

Almost surely, 213790153 is an apocalyptic number.

13790153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13790153 is a deficient number, since it is larger than the sum of its proper divisors (1060795).

13790153 is a wasteful number, since it uses less digits than its factorization.

13790153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060794.

The product of its (nonzero) digits is 2835, while the sum is 29.

The square root of 13790153 is about 3713.5095260414. The cubic root of 13790153 is about 239.8039660789.

Adding to 13790153 its reverse (35109731), we get a palindrome (48899884).

The spelling of 13790153 in words is "thirteen million, seven hundred ninety thousand, one hundred fifty-three".

Divisors: 1 13 1060781 13790153