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23063790 = 235768793
BaseRepresentation
bin101011111111…
…0110011101110
31121101202120110
41113332303232
521401020130
62142200450
7400016241
oct127766356
947352513
1023063790
1112023192
127883126
134a16b19
1430c5258
152058ab0
hex15fecee

23063790 has 16 divisors (see below), whose sum is σ = 55353168. Its totient is φ = 6150336.

The previous prime is 23063773. The next prime is 23063797. The reversal of 23063790 is 9736032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 768793 = 23063790 / (2 + 3 + 0 + 6 + 3 + 7 + 9 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23063797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384367 + ... + 384426.

It is an arithmetic number, because the mean of its divisors is an integer number (3459573).

Almost surely, 223063790 is an apocalyptic number.

23063790 is an abundant number, since it is smaller than the sum of its proper divisors (32289378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23063790 is a wasteful number, since it uses less digits than its factorization.

23063790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768803.

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 23063790 is about 4802.4774856318. The cubic root of 23063790 is about 284.6493687389.

The spelling of 23063790 in words is "twenty-three million, sixty-three thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 768793 1537586 2306379 3843965 4612758 7687930 11531895 23063790