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12980202 = 2313715791
BaseRepresentation
bin110001100000…
…111111101010
3220102110111020
4301200333222
511310331302
61142113310
7215221104
oct61407752
926373436
1012980202
117366244
12441b836
1328c61c1
141a1c574
151215ebc
hexc60fea

12980202 has 16 divisors (see below), whose sum is σ = 26151552. Its totient is φ = 4294880.

The previous prime is 12980189. The next prime is 12980221. The reversal of 12980202 is 20208921.

It is an unprimeable number.

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, 7074 + ... + 8717.

It is an arithmetic number, because the mean of its divisors is an integer number (1634472).

Almost surely, 212980202 is an apocalyptic number.

12980202 is an abundant number, since it is smaller than the sum of its proper divisors (13171350).

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

12980202 is a wasteful number, since it uses less digits than its factorization.

12980202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15933.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 12980202 is about 3602.8047407541. The cubic root of 12980202 is about 235.0140447318.

The spelling of 12980202 in words is "twelve million, nine hundred eighty thousand, two hundred two".

Divisors: 1 2 3 6 137 274 411 822 15791 31582 47373 94746 2163367 4326734 6490101 12980202