Base | Representation |
---|---|
bin | 1011111110101… |
… | …01111001101000 |
3 | 21000002110112120 |
4 | 11333111321220 |
5 | 201211201411 |
6 | 13545511240 |
7 | 2330105154 |
oct | 577257150 |
9 | 230073476 |
10 | 100490856 |
11 | 517a72a4 |
12 | 297a2520 |
13 | 17a8605b |
14 | d4bc064 |
15 | 8c50106 |
hex | 5fd5e68 |
100490856 has 32 divisors (see below), whose sum is σ = 252689760. Its totient is φ = 33301952.
The previous prime is 100490827. The next prime is 100490881. The reversal of 100490856 is 658094001.
It is a super-2 number, since 2×1004908562 = 20196824279225472, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7950 + ... + 16253.
It is an arithmetic number, because the mean of its divisors is an integer number (7896555).
Almost surely, 2100490856 is an apocalyptic number.
It is an amenable number.
100490856 is an abundant number, since it is smaller than the sum of its proper divisors (152198904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100490856 is a wasteful number, since it uses less digits than its factorization.
100490856 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24385 (or 24381 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 33.
The square root of 100490856 is about 10024.5127562391. The cubic root of 100490856 is about 464.9170947120.
The spelling of 100490856 in words is "one hundred million, four hundred ninety thousand, eight hundred fifty-six".
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