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24068916 = 2232668581
BaseRepresentation
bin101101111010…
…0001100110100
31200021211100100
41123310030310
522130201131
62215514100
7411403524
oct133641464
950254310
1024068916
111264a373
128088930
134ca9481
1432a7684
1521a67e6
hex16f4334

24068916 has 18 divisors (see below), whose sum is σ = 60840962. Its totient is φ = 8022960.

The previous prime is 24068899. The next prime is 24068917. The reversal of 24068916 is 61986042.

It can be written as a sum of positive squares in only one way, i.e., 23912100 + 156816 = 4890^2 + 396^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 668581 = 24068916 / (2 + 4 + 0 + 6 + 8 + 9 + 1 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24068917) 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 5 ways as a sum of consecutive naturals, for example, 334255 + ... + 334326.

Almost surely, 224068916 is an apocalyptic number.

It is an amenable number.

24068916 is an abundant number, since it is smaller than the sum of its proper divisors (36772046).

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

24068916 is a wasteful number, since it uses less digits than its factorization.

24068916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668591 (or 668586 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 24068916 is about 4906.0081532749. The cubic root of 24068916 is about 288.7257448564.

The spelling of 24068916 in words is "twenty-four million, sixty-eight thousand, nine hundred sixteen".

Divisors: 1 2 3 4 6 9 12 18 36 668581 1337162 2005743 2674324 4011486 6017229 8022972 12034458 24068916