Base | Representation |
---|---|
bin | 10001101101111… |
… | …01100100010101 |
3 | 101100122222010000 |
4 | 20312331210111 |
5 | 301022010220 |
6 | 22425321513 |
7 | 3453204015 |
oct | 1066754425 |
9 | 340588100 |
10 | 148625685 |
11 | 7699374a |
12 | 41936299 |
13 | 24a3a4c0 |
14 | 15a4bc45 |
15 | d0ac390 |
hex | 8dbd915 |
148625685 has 40 divisors (see below), whose sum is σ = 286929720. Its totient is φ = 73166976.
The previous prime is 148625671. The next prime is 148625689. The reversal of 148625685 is 586526841.
148625685 is a `hidden beast` number, since 1 + 4 + 86 + 2 + 568 + 5 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 5560164 + 143065521 = 2358^2 + 11961^2 .
It is not a de Polignac number, because 148625685 - 29 = 148625173 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 148625685.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148625689) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8850 + ... + 19379.
It is an arithmetic number, because the mean of its divisors is an integer number (7173243).
Almost surely, 2148625685 is an apocalyptic number.
148625685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
148625685 is a deficient number, since it is larger than the sum of its proper divisors (138304035).
148625685 is a wasteful number, since it uses less digits than its factorization.
148625685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28259 (or 28250 counting only the distinct ones).
The product of its digits is 460800, while the sum is 45.
The square root of 148625685 is about 12191.2134342731. The cubic root of 148625685 is about 529.7016060931.
The spelling of 148625685 in words is "one hundred forty-eight million, six hundred twenty-five thousand, six hundred eighty-five".
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