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22432330020 = 2235373872167
BaseRepresentation
bin10100111001000100…
…100011000100100100
32010220100101102202210
4110321010203010210
5331420134030040
614145534403420
71422615442032
oct247104430444
963810342683
1022432330020
119571513621
124420660570
1321665a2c79
14112b35d552
158b457b480
hex539123124

22432330020 has 24 divisors (see below), whose sum is σ = 62810524224. Its totient is φ = 5981954656.

The previous prime is 22432330007. The next prime is 22432330021. The reversal of 22432330020 is 2003323422.

It is not an unprimeable number, because it can be changed into a prime (22432330021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186936024 + ... + 186936143.

It is an arithmetic number, because the mean of its divisors is an integer number (2617105176).

Almost surely, 222432330020 is an apocalyptic number.

22432330020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22432330020 is an abundant number, since it is smaller than the sum of its proper divisors (40378194204).

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

22432330020 is a wasteful number, since it uses less digits than its factorization.

22432330020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373872179 (or 373872177 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 22432330020 its reverse (2003323422), we get a palindrome (24435653442).

The spelling of 22432330020 in words is "twenty-two billion, four hundred thirty-two million, three hundred thirty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 373872167 747744334 1121616501 1495488668 1869360835 2243233002 3738721670 4486466004 5608082505 7477443340 11216165010 22432330020