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23245303340 = 2257230971909
BaseRepresentation
bin10101101001100001…
…110010111000101100
32020000000010202111202
4111221201302320230
5340101244201330
614402335305032
71452016550450
oct255141627054
966000122452
1023245303340
1199494054a6
12460897b178
132265b48b7c
1411a7304660
15910b17445
hex569872e2c

23245303340 has 48 divisors (see below), whose sum is σ = 55813665600. Its totient is φ = 7966255872.

The previous prime is 23245303321. The next prime is 23245303429. The reversal of 23245303340 is 4330354232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287306 + ... + 359214.

It is an arithmetic number, because the mean of its divisors is an integer number (1162784700).

Almost surely, 223245303340 is an apocalyptic number.

23245303340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23245303340 is an abundant number, since it is smaller than the sum of its proper divisors (32568362260).

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

23245303340 is a wasteful number, since it uses less digits than its factorization.

23245303340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74234 (or 74232 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 29.

Adding to 23245303340 its reverse (4330354232), we get a palindrome (27575657572).

The spelling of 23245303340 in words is "twenty-three billion, two hundred forty-five million, three hundred three thousand, three hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 2309 4618 9236 11545 16163 23090 32326 46180 64652 71909 80815 143818 161630 287636 323260 359545 503363 719090 1006726 1438180 2013452 2516815 5033630 10067260 166037881 332075762 664151524 830189405 1162265167 1660378810 2324530334 3320757620 4649060668 5811325835 11622651670 23245303340