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23240802 = 23131721031
BaseRepresentation
bin101100010101…
…0000001100010
31121201202101110
41120222001202
521422201202
62150044150
7401354304
oct130520142
947652343
1023240802
1112134182
127949656
134a79570
14312d974
15209126c
hex162a062

23240802 has 48 divisors (see below), whose sum is σ = 53226432. Its totient is φ = 6723840.

The previous prime is 23240797. The next prime is 23240831. The reversal of 23240802 is 20804232.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22027 + ... + 23057.

It is an arithmetic number, because the mean of its divisors is an integer number (1108884).

Almost surely, 223240802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23240802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26613216).

23240802 is an abundant number, since it is smaller than the sum of its proper divisors (29985630).

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

23240802 is a wasteful number, since it uses less digits than its factorization.

23240802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1066 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 23240802 is about 4820.8714979763. The cubic root of 23240802 is about 285.3757309670.

It can be divided in two parts, 23240 and 802, that added together give a palindrome (24042).

The spelling of 23240802 in words is "twenty-three million, two hundred forty thousand, eight hundred two".

Divisors: 1 2 3 6 13 17 26 34 39 51 78 102 221 289 442 578 663 867 1031 1326 1734 2062 3093 3757 6186 7514 11271 13403 17527 22542 26806 35054 40209 52581 80418 105162 227851 297959 455702 595918 683553 893877 1367106 1787754 3873467 7746934 11620401 23240802