Search a number
-
+
13937053 = 131736197
BaseRepresentation
bin110101001010…
…100110011101
3222020002001011
4311022212131
512031441203
61214415221
7226314544
oct65124635
928202034
1013937053
11795a129
124801511
132b6c8a0
141bcb15b
15135476d
hexd4a99d

13937053 has 8 divisors (see below), whose sum is σ = 15098328. Its totient is φ = 12788544.

The previous prime is 13937041. The next prime is 13937069. The reversal of 13937053 is 35073931.

It can be written as a sum of positive squares in 4 ways, for example, as 1951609 + 11985444 = 1397^2 + 3462^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13937053 - 221 = 11839901 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 (13937083) 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 7 ways as a sum of consecutive naturals, for example, 850 + ... + 5347.

It is an arithmetic number, because the mean of its divisors is an integer number (1887291).

Almost surely, 213937053 is an apocalyptic number.

13937053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13937053 is a deficient number, since it is larger than the sum of its proper divisors (1161275).

13937053 is a wasteful number, since it uses less digits than its factorization.

13937053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6383.

The product of its (nonzero) digits is 8505, while the sum is 31.

The square root of 13937053 is about 3733.2362636190. The cubic root of 13937053 is about 240.6524664886.

The spelling of 13937053 in words is "thirteen million, nine hundred thirty-seven thousand, fifty-three".

Divisors: 1 13 173 2249 6197 80561 1072081 13937053