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10331430220 = 2253989129499
BaseRepresentation
bin10011001111100110…
…10001110101001100
3222200000102000220201
421213303101311030
5132124321231340
64425102223244
7514010464546
oct114763216514
928600360821
1010331430220
114421906491
122003b84b24
13c88571227
14700198696
1540702979a
hex267cd1d4c

10331430220 has 24 divisors (see below), whose sum is σ = 21701610000. Its totient is φ = 4131504192.

The previous prime is 10331430209. The next prime is 10331430269. The reversal of 10331430220 is 2203413301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15031 + ... + 144529.

It is an arithmetic number, because the mean of its divisors is an integer number (904233750).

Almost surely, 210331430220 is an apocalyptic number.

10331430220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10331430220 is an abundant number, since it is smaller than the sum of its proper divisors (11370179780).

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

10331430220 is a wasteful number, since it uses less digits than its factorization.

10331430220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133497 (or 133495 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 10331430220 its reverse (2203413301), we get a palindrome (12534843521).

The spelling of 10331430220 in words is "ten billion, three hundred thirty-one million, four hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 3989 7978 15956 19945 39890 79780 129499 258998 517996 647495 1294990 2589980 516571511 1033143022 2066286044 2582857555 5165715110 10331430220