Base | Representation |
---|---|
bin | 1011111100000… |
… | …11111011111100 |
3 | 20222110102000100 |
4 | 11332003323330 |
5 | 201114431012 |
6 | 13534401100 |
7 | 2324206320 |
oct | 576037374 |
9 | 228412010 |
10 | 100155132 |
11 | 51598040 |
12 | 29660190 |
13 | 179992bc |
14 | d431980 |
15 | 8bd58dc |
hex | 5f83efc |
100155132 has 72 divisors (see below), whose sum is σ = 315649152. Its totient is φ = 26013600.
The previous prime is 100155131. The next prime is 100155149. The reversal of 100155132 is 231551001.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100155131) 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, 15294 + ... + 20837.
It is an arithmetic number, because the mean of its divisors is an integer number (4384016).
Almost surely, 2100155132 is an apocalyptic number.
100155132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
100155132 is an abundant number, since it is smaller than the sum of its proper divisors (215494020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100155132 is a wasteful number, since it uses less digits than its factorization.
100155132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36159 (or 36154 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 18.
The square root of 100155132 is about 10007.7535940889. The cubic root of 100155132 is about 464.3987790054.
The spelling of 100155132 in words is "one hundred million, one hundred fifty-five thousand, one hundred thirty-two".
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