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23124234 = 237550577
BaseRepresentation
bin101100000110…
…1100100001010
31121111211111010
41120031210022
521404433414
62143344350
7400360410
oct130154412
947454433
1023124234
1112064641
1278b20b6
134a384a3
1430dd2b0
15206b959
hex160d90a

23124234 has 16 divisors (see below), whose sum is σ = 52855488. Its totient is φ = 6606912.

The previous prime is 23124229. The next prime is 23124259. The reversal of 23124234 is 43242132.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 23124234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275247 + ... + 275330.

It is an arithmetic number, because the mean of its divisors is an integer number (3303468).

Almost surely, 223124234 is an apocalyptic number.

23124234 is an abundant number, since it is smaller than the sum of its proper divisors (29731254).

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

23124234 is a wasteful number, since it uses less digits than its factorization.

23124234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550589.

The product of its digits is 1152, while the sum is 21.

The square root of 23124234 is about 4808.7663698708. The cubic root of 23124234 is about 284.8978150132.

Adding to 23124234 its reverse (43242132), we get a palindrome (66366366).

The spelling of 23124234 in words is "twenty-three million, one hundred twenty-four thousand, two hundred thirty-four".

Divisors: 1 2 3 6 7 14 21 42 550577 1101154 1651731 3303462 3854039 7708078 11562117 23124234