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23038060 = 2251767759
BaseRepresentation
bin101011111100…
…0100001101100
31121100110021111
41113320201230
521344204220
62141441404
7366551233
oct127704154
947313244
1023038060
1112005921
127870264
134a081b6
1430b9b1a
15205115a
hex15f886c

23038060 has 24 divisors (see below), whose sum is σ = 51226560. Its totient is φ = 8673024.

The previous prime is 23038049. The next prime is 23038069. The reversal of 23038060 is 6083032.

It is not an unprimeable number, because it can be changed into a prime (23038069) 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, 33540 + ... + 34219.

It is an arithmetic number, because the mean of its divisors is an integer number (2134440).

Almost surely, 223038060 is an apocalyptic number.

23038060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23038060 is an abundant number, since it is smaller than the sum of its proper divisors (28188500).

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

23038060 is a wasteful number, since it uses less digits than its factorization.

23038060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67785 (or 67783 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 23038060 is about 4799.7979124126. The cubic root of 23038060 is about 284.5434775922.

The spelling of 23038060 in words is "twenty-three million, thirty-eight thousand, sixty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 67759 135518 271036 338795 677590 1151903 1355180 2303806 4607612 5759515 11519030 23038060