Base | Representation |
---|---|
bin | 100101101010010000… |
… | …0010001001011100110 |
3 | 21201202021220101122211 |
4 | 1023110200101023212 |
5 | 2311112401440402 |
6 | 101053040114034 |
7 | 5562102045514 |
oct | 1132440211346 |
9 | 251667811584 |
10 | 80874640102 |
11 | 31331698143 |
12 | 1381090591a |
13 | 781b3bc539 |
14 | 3cb2db34b4 |
15 | 218518b4d7 |
hex | 12d48112e6 |
80874640102 has 4 divisors (see below), whose sum is σ = 121311960156. Its totient is φ = 40437320050.
The previous prime is 80874640087. The next prime is 80874640109. The reversal of 80874640102 is 20104647808.
It is a semiprime because it is the product of two primes.
It is a super-3 number, since 3×808746401023 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80874640109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20218660024 + ... + 20218660027.
It is an arithmetic number, because the mean of its divisors is an integer number (30327990039).
Almost surely, 280874640102 is an apocalyptic number.
80874640102 is a deficient number, since it is larger than the sum of its proper divisors (40437320054).
80874640102 is a wasteful number, since it uses less digits than its factorization.
80874640102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40437320053.
The product of its (nonzero) digits is 86016, while the sum is 40.
It can be divided in two parts, 808746 and 40102, that added together give a palindrome (848848).
The spelling of 80874640102 in words is "eighty billion, eight hundred seventy-four million, six hundred forty thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •