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10113397 = 71444771
BaseRepresentation
bin100110100101…
…000101110101
3201000210222021
4212211011311
510042112042
61000433141
7151651060
oct46450565
921023867
1010113397
115788388
1234787b1
132131378
1414b38d7
15d4b867
hex9a5175

10113397 has 4 divisors (see below), whose sum is σ = 11558176. Its totient is φ = 8668620.

The previous prime is 10113359. The next prime is 10113401. The reversal of 10113397 is 79331101.

10113397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 79331101 = 331239671.

It is a cyclic number.

It is not a de Polignac number, because 10113397 - 27 = 10113269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10113197) 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, 722379 + ... + 722392.

It is an arithmetic number, because the mean of its divisors is an integer number (2889544).

Almost surely, 210113397 is an apocalyptic number.

It is an amenable number.

10113397 is a deficient number, since it is larger than the sum of its proper divisors (1444779).

10113397 is an equidigital number, since it uses as much as digits as its factorization.

10113397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444778.

The product of its (nonzero) digits is 567, while the sum is 25.

The square root of 10113397 is about 3180.1567571426. The cubic root of 10113397 is about 216.2547648387.

Adding to 10113397 its reverse (79331101), we get a palindrome (89444498).

The spelling of 10113397 in words is "ten million, one hundred thirteen thousand, three hundred ninety-seven".

Divisors: 1 7 1444771 10113397