Base | Representation |
---|---|
bin | 10010111110110111… |
… | …01110100101110000 |
3 | 222022020020102010200 |
4 | 21133123232211300 |
5 | 131332401220312 |
6 | 4403125155200 |
7 | 510354254322 |
oct | 113733564560 |
9 | 28266212120 |
10 | 10191038832 |
11 | 435a637347 |
12 | 1b84b5bb00 |
13 | c654579c0 |
14 | 6c9691612 |
15 | 3e9a470dc |
hex | 25f6ee970 |
10191038832 has 120 divisors (see below), whose sum is σ = 31031857584. Its totient is φ = 3103322112.
The previous prime is 10191038827. The next prime is 10191038833. The reversal of 10191038832 is 23883019101.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10191038833) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153523 + ... + 209645.
Almost surely, 210191038832 is an apocalyptic number.
10191038832 is a gapful number since it is divisible by the number (12) 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 10191038832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15515928792).
10191038832 is an abundant number, since it is smaller than the sum of its proper divisors (20840818752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10191038832 is a wasteful number, since it uses less digits than its factorization.
10191038832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56247 (or 56238 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 36.
The spelling of 10191038832 in words is "ten billion, one hundred ninety-one million, thirty-eight thousand, eight hundred thirty-two".
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