Base | Representation |
---|---|
bin | 1011111101110… |
… | …11000111100000 |
3 | 20222212220001110 |
4 | 11332323013200 |
5 | 201144144102 |
6 | 13543303320 |
7 | 2326140264 |
oct | 576730740 |
9 | 228786043 |
10 | 100381152 |
11 | 51731933 |
12 | 2974ab40 |
13 | 17a48141 |
14 | d4900a4 |
15 | 8c2c86c |
hex | 5fbb1e0 |
100381152 has 96 divisors (see below), whose sum is σ = 272432160. Its totient is φ = 32348160.
The previous prime is 100381147. The next prime is 100381163. The reversal of 100381152 is 251183001.
It is a tau number, because it is divible by the number of its divisors (96).
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, 554502 + ... + 554682.
It is an arithmetic number, because the mean of its divisors is an integer number (2837835).
Almost surely, 2100381152 is an apocalyptic number.
100381152 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 100381152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136216080).
100381152 is an abundant number, since it is smaller than the sum of its proper divisors (172051008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100381152 is a wasteful number, since it uses less digits than its factorization.
100381152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 356 (or 348 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 21.
The square root of 100381152 is about 10019.0394749197. The cubic root of 100381152 is about 464.7478526602.
The spelling of 100381152 in words is "one hundred million, three hundred eighty-one thousand, one hundred fifty-two".
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