Base | Representation |
---|---|
bin | 1000011100001… |
… | …01111100110010 |
3 | 11221020011210121 |
4 | 10032011330302 |
5 | 121111201000 |
6 | 11005320454 |
7 | 1516550320 |
oct | 416057462 |
9 | 157204717 |
10 | 70803250 |
11 | 36a6a591 |
12 | 1b86612a |
13 | 1189031b |
14 | 9590d10 |
15 | 6338b1a |
hex | 4385f32 |
70803250 has 32 divisors (see below), whose sum is σ = 151482240. Its totient is φ = 24274800.
The previous prime is 70803203. The next prime is 70803263. The reversal of 70803250 is 5230807.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18480 + ... + 21979.
It is an arithmetic number, because the mean of its divisors is an integer number (4733820).
Almost surely, 270803250 is an apocalyptic number.
70803250 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
70803250 is an abundant number, since it is smaller than the sum of its proper divisors (80678990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70803250 is a wasteful number, since it uses less digits than its factorization.
70803250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40483 (or 40473 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 70803250 is about 8414.4667091860. The cubic root of 70803250 is about 413.6989300578.
The spelling of 70803250 in words is "seventy million, eight hundred three thousand, two hundred fifty".
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