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24242992 = 2431371321
BaseRepresentation
bin101110001111…
…0101100110000
31200121200010121
41130132230300
522201233432
62223340024
7413030164
oct134365460
950550117
1024242992
1112759134
128151614
13503a787
143310ca4
1521dd197
hex171eb30

24242992 has 40 divisors (see below), whose sum is σ = 49834112. Its totient is φ = 11404800.

The previous prime is 24242971. The next prime is 24243019. The reversal of 24242992 is 29924242.

It is a super-2 number, since 2×242429922 = 1175445322224128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 17692 + ... + 19012.

Almost surely, 224242992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24242992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24917056).

24242992 is an abundant number, since it is smaller than the sum of its proper divisors (25591120).

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

24242992 is a wasteful number, since it uses less digits than its factorization.

24242992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397 (or 1391 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 24242992 is about 4923.7172948901. The cubic root of 24242992 is about 289.4201334190.

It can be divided in two parts, 242 and 42992, that added together give a palindrome (43234).

The spelling of 24242992 in words is "twenty-four million, two hundred forty-two thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 16 31 37 62 74 124 148 248 296 496 592 1147 1321 2294 2642 4588 5284 9176 10568 18352 21136 40951 48877 81902 97754 163804 195508 327608 391016 655216 782032 1515187 3030374 6060748 12121496 24242992