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24130660 = 2253732609
BaseRepresentation
bin101110000001…
…1010001100100
31200101222001011
41130003101210
522134140120
62221112004
7412051531
oct134032144
950358034
1024130660
11126917a4
1280b8604
134ccb5c8
1432c1d88
1521b9c5a
hex1703464

24130660 has 24 divisors (see below), whose sum is σ = 52045560. Its totient is φ = 9391104.

The previous prime is 24130651. The next prime is 24130663. The reversal of 24130660 is 6603142.

It can be written as a sum of positive squares in 4 ways, for example, as 8433216 + 15697444 = 2904^2 + 3962^2 .

It is not an unprimeable number, because it can be changed into a prime (24130663) 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, 15565 + ... + 17044.

It is an arithmetic number, because the mean of its divisors is an integer number (2168565).

Almost surely, 224130660 is an apocalyptic number.

24130660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24130660 is an abundant number, since it is smaller than the sum of its proper divisors (27914900).

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

24130660 is a wasteful number, since it uses less digits than its factorization.

24130660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32655 (or 32653 counting only the distinct ones).

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

The square root of 24130660 is about 4912.2968151365. The cubic root of 24130660 is about 288.9724234651.

The spelling of 24130660 in words is "twenty-four million, one hundred thirty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 37 74 148 185 370 740 32609 65218 130436 163045 326090 652180 1206533 2413066 4826132 6032665 12065330 24130660