Base | Representation |
---|---|
bin | 101000011110100… |
… | …111001000011000 |
3 | 1202022212112020020 |
4 | 220132213020120 |
5 | 2342323110430 |
6 | 151215430440 |
7 | 22554236661 |
oct | 5036471030 |
9 | 1668775206 |
10 | 679113240 |
11 | 319383913 |
12 | 16b525420 |
13 | aa908470 |
14 | 6629c368 |
15 | 3e948b10 |
hex | 287a7218 |
679113240 has 128 divisors (see below), whose sum is σ = 2204798400. Its totient is φ = 166348800.
The previous prime is 679113191. The next prime is 679113277. The reversal of 679113240 is 42311976.
679113240 is nontrivially palindromic in base 11.
It is a super-2 number, since 2×6791132402 = 922389585486595200, which contains 22 as substring.
It is a congruent number.
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 31 ways as a sum of consecutive naturals, for example, 356290 + ... + 358190.
Almost surely, 2679113240 is an apocalyptic number.
679113240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 679113240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1102399200).
679113240 is an abundant number, since it is smaller than the sum of its proper divisors (1525685160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
679113240 is a wasteful number, since it uses less digits than its factorization.
679113240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2157 (or 2153 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 33.
The square root of 679113240 is about 26059.8012271775. The cubic root of 679113240 is about 878.9835198511.
The spelling of 679113240 in words is "six hundred seventy-nine million, one hundred thirteen thousand, two hundred forty".
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