Base | Representation |
---|---|
bin | 11110010110000010… |
… | …10111010100001100 |
3 | 1120001100110021220201 |
4 | 33023001113110030 |
5 | 231331001100010 |
6 | 11252313223244 |
7 | 1114464336025 |
oct | 171301272414 |
9 | 46040407821 |
10 | 16291034380 |
11 | 69aa956285 |
12 | 31a7a01b24 |
13 | 16c816521a |
14 | b0788dc4c |
15 | 65533323a |
hex | 3cb05750c |
16291034380 has 48 divisors (see below), whose sum is σ = 36293515776. Its totient is φ = 6121256960.
The previous prime is 16291034377. The next prime is 16291034387. The reversal of 16291034380 is 8343019261.
It is not an unprimeable number, because it can be changed into a prime (16291034387) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131157 + ... + 223123.
It is an arithmetic number, because the mean of its divisors is an integer number (756114912).
Almost surely, 216291034380 is an apocalyptic number.
16291034380 is a gapful number since it is divisible by the number (10) 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 16291034380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18146757888).
16291034380 is an abundant number, since it is smaller than the sum of its proper divisors (20002481396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16291034380 is a wasteful number, since it uses less digits than its factorization.
16291034380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92514 (or 92512 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 37.
The spelling of 16291034380 in words is "sixteen billion, two hundred ninety-one million, thirty-four thousand, three hundred eighty".
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