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23130002332980 = 22325128500012961
BaseRepresentation
bin1010100001001010111111…
…00100101001110100110100
310000220012120122001112222100
411100211133210221310310
511012430221044123410
6121105435410502100
74605042006621024
oct520453744516464
9100805518045870
1023130002332980
117408419356724
1227168bab94930
13cba1c432430a
1459d6d8a69a84
152a19e774e8c0
hex15095f929d34

23130002332980 has 36 divisors (see below), whose sum is σ = 70161007077252. Its totient is φ = 6168000622080.

The previous prime is 23130002332933. The next prime is 23130002332991. The reversal of 23130002332980 is 8923320003132.

23130002332980 is a `hidden beast` number, since 2 + 3 + 1 + 300 + 0 + 23 + 329 + 8 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17811877449744 + 5318124883236 = 4220412^2 + 2306106^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 64250006301 + ... + 64250006660.

It is an arithmetic number, because the mean of its divisors is an integer number (1948916863257).

Almost surely, 223130002332980 is an apocalyptic number.

23130002332980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23130002332980 is an abundant number, since it is smaller than the sum of its proper divisors (47031004744272).

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

23130002332980 is a wasteful number, since it uses less digits than its factorization.

23130002332980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128500012976 (or 128500012971 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 23130002332980 in words is "twenty-three trillion, one hundred thirty billion, two million, three hundred thirty-two thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 128500012961 257000025922 385500038883 514000051844 642500064805 771000077766 1156500116649 1285000129610 1542000155532 1927500194415 2313000233298 2570000259220 3855000388830 4626000466596 5782500583245 7710000777660 11565001166490 23130002332980