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23000322400 = 2552112613673
BaseRepresentation
bin10101011010111011…
…010001000101100000
32012100221011102211121
4111122323101011200
5334101040304100
614322144422024
71442653341346
oct253273210540
965327142747
1023000322400
11983309a710
12455a917914
132227172b33
141182973996
158e937551a
hex55aed1160

23000322400 has 72 divisors (see below), whose sum is σ = 61254063864. Its totient is φ = 8363750400.

The previous prime is 23000322383. The next prime is 23000322439. The reversal of 23000322400 is 422300032.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1298037 + ... + 1315636.

It is an arithmetic number, because the mean of its divisors is an integer number (850750887).

Almost surely, 223000322400 is an apocalyptic number.

23000322400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23000322400 is an abundant number, since it is smaller than the sum of its proper divisors (38253741464).

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

23000322400 is a wasteful number, since it uses less digits than its factorization.

23000322400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2613704 (or 2613691 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 23000322400 its reverse (422300032), we get a palindrome (23422622432).

The spelling of 23000322400 in words is "twenty-three billion, three hundred twenty-two thousand, four hundred".

Divisors: 1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 80 88 100 110 160 176 200 220 275 352 400 440 550 800 880 1100 1760 2200 4400 8800 2613673 5227346 10454692 13068365 20909384 26136730 28750403 41818768 52273460 57500806 65341825 83637536 104546920 115001612 130683650 143752015 209093840 230003224 261367300 287504030 418187680 460006448 522734600 575008060 718760075 920012896 1045469200 1150016120 1437520150 2090938400 2300032240 2875040300 4600064480 5750080600 11500161200 23000322400