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23101113 = 371764709
BaseRepresentation
bin101100000011…
…1111010111001
31121110122202210
41120013322321
521403213423
62143045333
7400233120
oct130077271
947418683
1023101113
1112049232
1278a0849
134a2aac9
1430d4ab7
152064b93
hex1607eb9

23101113 has 16 divisors (see below), whose sum is σ = 37272960. Its totient is φ = 12423936.

The previous prime is 23101103. The next prime is 23101123. The reversal of 23101113 is 31110132.

It is an interprime number because it is at equal distance from previous prime (23101103) and next prime (23101123).

It is not a de Polignac number, because 23101113 - 26 = 23101049 is a prime.

It is a super-2 number, since 2×231011132 = 1067322843677538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23101103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31998 + ... + 32711.

It is an arithmetic number, because the mean of its divisors is an integer number (2329560).

Almost surely, 223101113 is an apocalyptic number.

It is an amenable number.

23101113 is a deficient number, since it is larger than the sum of its proper divisors (14171847).

23101113 is a wasteful number, since it uses less digits than its factorization.

23101113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64736.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 23101113 is about 4806.3617217184. The cubic root of 23101113 is about 284.8028306922.

Adding to 23101113 its reverse (31110132), we get a palindrome (54211245).

The spelling of 23101113 in words is "twenty-three million, one hundred one thousand, one hundred thirteen".

Divisors: 1 3 7 17 21 51 119 357 64709 194127 452963 1100053 1358889 3300159 7700371 23101113