Search a number
-
+
80231052474 = 2333674048393
BaseRepresentation
bin100101010111000100…
…1001011010010111010
321200002102212202102000
41022232021023102322
52303303122134344
6100505125521430
75540125456656
oct1125611132272
9250072782360
1080231052474
1131031379241
1213671273276
137747c72161
143c51721a66
15214890da69
hex12ae24b4ba

80231052474 has 32 divisors (see below), whose sum is σ = 178777079040. Its totient is φ = 26670806496.

The previous prime is 80231052469. The next prime is 80231052481. The reversal of 80231052474 is 47425013208.

It is a happy number.

80231052474 is a `hidden beast` number, since 80 + 2 + 3 + 105 + 2 + 474 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2004379 + ... + 2044014.

It is an arithmetic number, because the mean of its divisors is an integer number (5586783720).

Almost surely, 280231052474 is an apocalyptic number.

80231052474 is an abundant number, since it is smaller than the sum of its proper divisors (98546026566).

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

80231052474 is a wasteful number, since it uses less digits than its factorization.

80231052474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4048771 (or 4048765 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The spelling of 80231052474 in words is "eighty billion, two hundred thirty-one million, fifty-two thousand, four hundred seventy-four".

Divisors: 1 2 3 6 9 18 27 54 367 734 1101 2202 3303 6606 9909 19818 4048393 8096786 12145179 24290358 36435537 72871074 109306611 218613222 1485760231 2971520462 4457280693 8914561386 13371842079 26743684158 40115526237 80231052474