Base | Representation |
---|---|
bin | 1011111110011… |
… | …11100001010000 |
3 | 21000001010200120 |
4 | 11333033201100 |
5 | 201204332340 |
6 | 13545150240 |
7 | 2326636026 |
oct | 577174120 |
9 | 230033616 |
10 | 100464720 |
11 | 517896a4 |
12 | 2978b380 |
13 | 17a771a5 |
14 | d4b2716 |
15 | 8c474d0 |
hex | 5fcf850 |
100464720 has 40 divisors (see below), whose sum is σ = 311441376. Its totient is φ = 26790528.
The previous prime is 100464697. The next prime is 100464737. The reversal of 100464720 is 27464001.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209062 + ... + 209541.
Almost surely, 2100464720 is an apocalyptic number.
100464720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100464720 is an abundant number, since it is smaller than the sum of its proper divisors (210976656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100464720 is a wasteful number, since it uses less digits than its factorization.
100464720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 418619 (or 418613 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 100464720 is about 10023.2090669605. The cubic root of 100464720 is about 464.8767854831.
The spelling of 100464720 in words is "one hundred million, four hundred sixty-four thousand, seven hundred twenty".
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