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23630060 = 2253138113
BaseRepresentation
bin101101000100…
…1000011101100
31122110112100102
41122021003230
522022130220
62202250232
7404565206
oct132110354
948415312
1023630060
111237a683
127ab6978
134b847ac
1431d1776
15211b775
hex16890ec

23630060 has 24 divisors (see below), whose sum is σ = 51225216. Its totient is φ = 9146880.

The previous prime is 23630023. The next prime is 23630069. The reversal of 23630060 is 6003632.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (23630069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18437 + ... + 19676.

It is an arithmetic number, because the mean of its divisors is an integer number (2134384).

Almost surely, 223630060 is an apocalyptic number.

23630060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23630060 is an abundant number, since it is smaller than the sum of its proper divisors (27595156).

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

23630060 is a wasteful number, since it uses less digits than its factorization.

23630060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38153 (or 38151 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 23630060 is about 4861.0760125717. The cubic root of 23630060 is about 286.9601615234.

Adding to 23630060 its reverse (6003632), we get a palindrome (29633692).

The spelling of 23630060 in words is "twenty-three million, six hundred thirty thousand, sixty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 38113 76226 152452 190565 381130 762260 1181503 2363006 4726012 5907515 11815030 23630060