Search a number
-
+
80230642108 = 2261750743801
BaseRepresentation
bin100101010111000011…
…1100111000110111100
321200002102002220111021
41022232013213012330
52303303021021413
6100505113033524
75540122130401
oct1125607470674
9250072086437
1080230642108
11310311189a1
12136710b58a4
137747b5a436
143c516562a8
15214887c18d
hex12ae1e71bc

80230642108 has 24 divisors (see below), whose sum is σ = 142727590544. Its totient is φ = 39451536000.

The previous prime is 80230642097. The next prime is 80230642117. The reversal of 80230642108 is 80124603208.

It is a congruent number.

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, 1809808 + ... + 1853608.

Almost surely, 280230642108 is an apocalyptic number.

It is an amenable number.

80230642108 is a deficient number, since it is larger than the sum of its proper divisors (62496948436).

80230642108 is a wasteful number, since it uses less digits than its factorization.

80230642108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51373 (or 51371 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The spelling of 80230642108 in words is "eighty billion, two hundred thirty million, six hundred forty-two thousand, one hundred eight".

Divisors: 1 2 4 61 122 244 7507 15014 30028 43801 87602 175204 457927 915854 1831708 2671861 5343722 10687444 328814107 657628214 1315256428 20057660527 40115321054 80230642108