Base | Representation |
---|---|
bin | 1100111001000… |
… | …11100100110000 |
3 | 21112111112121000 |
4 | 12130203210300 |
5 | 210141232130 |
6 | 14422002000 |
7 | 2452152216 |
oct | 634434460 |
9 | 245445530 |
10 | 108149040 |
11 | 56057a7a |
12 | 30276300 |
13 | 19537a1c |
14 | 10512cb6 |
15 | 9764260 |
hex | 6723930 |
108149040 has 80 divisors (see below), whose sum is σ = 372520800. Its totient is φ = 28839168.
The previous prime is 108149017. The next prime is 108149077. The reversal of 108149040 is 40941801.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 108148995 and 108149013.
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, 22875 + ... + 27194.
It is an arithmetic number, because the mean of its divisors is an integer number (4656510).
Almost surely, 2108149040 is an apocalyptic number.
108149040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
108149040 is an abundant number, since it is smaller than the sum of its proper divisors (264371760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108149040 is a wasteful number, since it uses less digits than its factorization.
108149040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50091 (or 50079 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 108149040 is about 10399.4730635739. The cubic root of 108149040 is about 476.4392762446.
The spelling of 108149040 in words is "one hundred eight million, one hundred forty-nine thousand, forty".
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