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28833600000 = 293556007
BaseRepresentation
bin11010110110100111…
…011101001000000000
32202102110111122101010
4122312213131020000
5433022400200000
621125044040520
72040344361522
oct326647351000
982373448333
1028833600000
11112568a7497
125708393140
13294683639a
141577583a12
15b3b528d50
hex6b69dd200

28833600000 has 240 divisors, whose sum is σ = 96027978816. Its totient is φ = 7687680000.

The previous prime is 28833599983. The next prime is 28833600011. The reversal of 28833600000 is 633882.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4796997 + ... + 4803003.

Almost surely, 228833600000 is an apocalyptic number.

28833600000 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 28833600000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48013989408).

28833600000 is an abundant number, since it is smaller than the sum of its proper divisors (67194378816).

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

28833600000 is an frugal number, since it uses more digits than its factorization.

28833600000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6053 (or 6017 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 28833600000 in words is "twenty-eight billion, eight hundred thirty-three million, six hundred thousand".