Base | Representation |
---|---|
bin | 1100100011010100011… |
… | …10111100111101100000 |
3 | 1112020012120120221110021 |
4 | 12101222032330331200 |
5 | 24031224413043313 |
6 | 530043222243224 |
7 | 43105332206401 |
oct | 6215216747540 |
9 | 1466176527407 |
10 | 431279034208 |
11 | 1569a48537a0 |
12 | 6b702586514 |
13 | 318919aa4c9 |
14 | 16c344319a8 |
15 | b34297078d |
hex | 646a3bcf60 |
431279034208 has 96 divisors (see below), whose sum is σ = 953203603968. Its totient is φ = 190399372800.
The previous prime is 431279034191. The next prime is 431279034217. The reversal of 431279034208 is 802430972134.
It is a congruent number.
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, 2067766 + ... + 2266762.
It is an arithmetic number, because the mean of its divisors is an integer number (9929204208).
Almost surely, 2431279034208 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 431279034208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (476601801984).
431279034208 is an abundant number, since it is smaller than the sum of its proper divisors (521924569760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431279034208 is a wasteful number, since it uses less digits than its factorization.
431279034208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199196 (or 199188 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 43.
The spelling of 431279034208 in words is "four hundred thirty-one billion, two hundred seventy-nine million, thirty-four thousand, two hundred eight".
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