Base | Representation |
---|---|
bin | 1100100010010… |
… | …00110010100110 |
3 | 21022212110120102 |
4 | 12101020302212 |
5 | 203404441000 |
6 | 14233504102 |
7 | 2414544350 |
oct | 621106246 |
9 | 238773512 |
10 | 105155750 |
11 | 543a3087 |
12 | 2b272032 |
13 | 18a2a44b |
14 | dd740d0 |
15 | 93723d5 |
hex | 6448ca6 |
105155750 has 32 divisors (see below), whose sum is σ = 224976960. Its totient is φ = 36052800.
The previous prime is 105155749. The next prime is 105155753. The reversal of 105155750 is 57551501.
It is a super-2 number, since 2×1051557502 = 22115463516125000, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105155753) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28295 + ... + 31794.
It is an arithmetic number, because the mean of its divisors is an integer number (7030530).
Almost surely, 2105155750 is an apocalyptic number.
105155750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
105155750 is an abundant number, since it is smaller than the sum of its proper divisors (119821210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105155750 is an equidigital number, since it uses as much as digits as its factorization.
105155750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60113 (or 60103 counting only the distinct ones).
The product of its (nonzero) digits is 4375, while the sum is 29.
The square root of 105155750 is about 10254.5477715987. The cubic root of 105155750 is about 472.0025465486.
The spelling of 105155750 in words is "one hundred five million, one hundred fifty-five thousand, seven hundred fifty".
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