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12948201930 = 235431606731
BaseRepresentation
bin11000000111100010…
…11110000111001010
31020102101022210212110
430003301132013022
5203004214430210
65540500523150
7635603620566
oct140361360712
936371283773
1012948201930
115544a16834
1226143b04b6
1312b4737061
148ab9246a6
1550bb1e420
hex303c5e1ca

12948201930 has 16 divisors (see below), whose sum is σ = 31075684704. Its totient is φ = 3452853840.

The previous prime is 12948201913. The next prime is 12948201943. The reversal of 12948201930 is 3910284921.

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, 215803336 + ... + 215803395.

It is an arithmetic number, because the mean of its divisors is an integer number (1942230294).

Almost surely, 212948201930 is an apocalyptic number.

12948201930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12948201930 is an abundant number, since it is smaller than the sum of its proper divisors (18127482774).

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

12948201930 is a wasteful number, since it uses less digits than its factorization.

12948201930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431606741.

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 12948201930 in words is "twelve billion, nine hundred forty-eight million, two hundred one thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 431606731 863213462 1294820193 2158033655 2589640386 4316067310 6474100965 12948201930