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23820804486 = 23570012
BaseRepresentation
bin10110001011110101…
…001010000110000110
32021111010001020200000
4112023311022012012
5342241111220421
614535414302130
71502205332403
oct261365120606
967433036600
1023820804486
11a11424aa86
124749657946
1323281476ab
14121d9112aa
159463e6226
hex58bd4a186

23820804486 has 36 divisors (see below), whose sum is σ = 53530935276. Its totient is φ = 7939134000.

The previous prime is 23820804467. The next prime is 23820804493. The reversal of 23820804486 is 68440802832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3398986 + ... + 3405986.

Almost surely, 223820804486 is an apocalyptic number.

23820804486 is an abundant number, since it is smaller than the sum of its proper divisors (29710130790).

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

23820804486 is an frugal number, since it uses more digits than its factorization.

23820804486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14019 (or 7006 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 45.

The spelling of 23820804486 in words is "twenty-three billion, eight hundred twenty million, eight hundred four thousand, four hundred eighty-six".

Divisors: 1 2 3 6 9 18 27 54 81 162 243 486 7001 14002 21003 42006 63009 126018 189027 378054 567081 1134162 1701243 3402486 49014001 98028002 147042003 294084006 441126009 882252018 1323378027 2646756054 3970134081 7940268162 11910402243 23820804486