Base | Representation |
---|---|
bin | 110010110010001110001… |
… | …0000110100100111000000 |
3 | 220201021001222121211221002 |
4 | 1211210130100310213000 |
5 | 1403324110240342330 |
6 | 22502250220151132 |
7 | 1320162565223246 |
oct | 145443420644700 |
9 | 26637058554832 |
10 | 6979796027840 |
11 | 2251129992a99 |
12 | 9488936984a8 |
13 | 3b826590570c |
14 | 1a1b76c16796 |
15 | c1861ae1e45 |
hex | 6591c4349c0 |
6979796027840 has 56 divisors (see below), whose sum is σ = 16667723525040. Its totient is φ = 2784009248768.
The previous prime is 6979796027783. The next prime is 6979796027843. The reversal of 6979796027840 is 487206979796.
It is a super-3 number, since 3×69797960278403 (a number of 40 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (74) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6979796027843) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30782030 + ... + 31007949.
It is an arithmetic number, because the mean of its divisors is an integer number (297637920090).
Almost surely, 26979796027840 is an apocalyptic number.
It is an amenable number.
6979796027840 is an abundant number, since it is smaller than the sum of its proper divisors (9687927497200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6979796027840 is a wasteful number, since it uses less digits than its factorization.
6979796027840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61790349 (or 61790339 counting only the distinct ones).
The product of its (nonzero) digits is 576108288, while the sum is 74.
The spelling of 6979796027840 in words is "six trillion, nine hundred seventy-nine billion, seven hundred ninety-six million, twenty-seven thousand, eight hundred forty".
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