Search a number
-
+
23104008080 = 2454743913997
BaseRepresentation
bin10101100001000110…
…110010111110010000
32012122011021012211222
4111201012302332100
5334304111224310
614340331024212
71445352554066
oct254106627620
965564235758
1023104008080
11988667925a
12458959b068
1322427a70ca
141192644036
15903507055
hex5611b2f90

23104008080 has 80 divisors (see below), whose sum is σ = 54988623360. Its totient is φ = 9023725056.

The previous prime is 23104008043. The next prime is 23104008101. The reversal of 23104008080 is 8080040132.

It is a tau number, because it is divible by the number of its divisors (80).

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, 1643642 + ... + 1657638.

It is an arithmetic number, because the mean of its divisors is an integer number (687357792).

Almost surely, 223104008080 is an apocalyptic number.

23104008080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23104008080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27494311680).

23104008080 is an abundant number, since it is smaller than the sum of its proper divisors (31884615280).

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

23104008080 is a wasteful number, since it uses less digits than its factorization.

23104008080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14496 (or 14490 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The spelling of 23104008080 in words is "twenty-three billion, one hundred four million, eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 47 80 94 188 235 376 439 470 752 878 940 1756 1880 2195 3512 3760 4390 7024 8780 13997 17560 20633 27994 35120 41266 55988 69985 82532 103165 111976 139970 165064 206330 223952 279940 330128 412660 559880 657859 825320 1119760 1315718 1650640 2631436 3289295 5262872 6144683 6578590 10525744 12289366 13157180 24578732 26314360 30723415 49157464 52628720 61446830 98314928 122893660 245787320 288800101 491574640 577600202 1155200404 1444000505 2310400808 2888001010 4620801616 5776002020 11552004040 23104008080