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10139417 = 26937693
BaseRepresentation
bin100110101011…
…011100011001
3201002010122222
4212223130121
510043430132
61001153425
7152116661
oct46533431
921063588
1010139417
1157a5992
12348b875
132140172
1414bd1a1
15d54412
hex9ab719

10139417 has 4 divisors (see below), whose sum is σ = 10177380. Its totient is φ = 10101456.

The previous prime is 10139411. The next prime is 10139419. The reversal of 10139417 is 71493101.

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 1073296 + 9066121 = 1036^2 + 3011^2 .

It is a cyclic number.

It is not a de Polignac number, because 10139417 - 214 = 10123033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10139411) 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, 18578 + ... + 19115.

It is an arithmetic number, because the mean of its divisors is an integer number (2544345).

Almost surely, 210139417 is an apocalyptic number.

It is an amenable number.

10139417 is a deficient number, since it is larger than the sum of its proper divisors (37963).

10139417 is an equidigital number, since it uses as much as digits as its factorization.

10139417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37962.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 10139417 is about 3184.2451224741. The cubic root of 10139417 is about 216.4400678959.

The spelling of 10139417 in words is "ten million, one hundred thirty-nine thousand, four hundred seventeen".

Divisors: 1 269 37693 10139417