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23024322020 = 2257601273643
BaseRepresentation
bin10101011100010110…
…110100010111100100
32012102121022202010102
4111130112310113210
5334123211301040
614324403043232
71443364336160
oct253426642744
965377282112
1023024322020
1198456a1a07
124566970518
13222c1268ab
141185c1dca0
158eb516515
hex55c5b45e4

23024322020 has 48 divisors (see below), whose sum is σ = 55350519168. Its totient is φ = 7880889600.

The previous prime is 23024321959. The next prime is 23024322043. The reversal of 23024322020 is 2022342032.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 23024321983 and 23024322001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52682 + ... + 220961.

It is an arithmetic number, because the mean of its divisors is an integer number (1153135816).

Almost surely, 223024322020 is an apocalyptic number.

23024322020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23024322020 is an abundant number, since it is smaller than the sum of its proper divisors (32326197148).

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

23024322020 is a wasteful number, since it uses less digits than its factorization.

23024322020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274260 (or 274258 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 23024322020 its reverse (2022342032), we get a palindrome (25046664052).

The spelling of 23024322020 in words is "twenty-three billion, twenty-four million, three hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 601 1202 2404 3005 4207 6010 8414 12020 16828 21035 42070 84140 273643 547286 1094572 1368215 1915501 2736430 3831002 5472860 7662004 9577505 19155010 38310020 164459443 328918886 657837772 822297215 1151216101 1644594430 2302432202 3289188860 4604864404 5756080505 11512161010 23024322020