Base | Representation |
---|---|
bin | 1010001001000… |
… | …01001000100100 |
3 | 12221002000121112 |
4 | 11010201020210 |
5 | 133234222442 |
6 | 12235204152 |
7 | 2052041402 |
oct | 504411044 |
9 | 187060545 |
10 | 85070372 |
11 | 440246a2 |
12 | 245a6658 |
13 | 148171ca |
14 | b426472 |
15 | 7706082 |
hex | 5121224 |
85070372 has 18 divisors (see below), whose sum is σ = 157123638. Its totient is φ = 40295808.
The previous prime is 85070333. The next prime is 85070393. The reversal of 85070372 is 27307058.
It can be written as a sum of positive squares in only one way, i.e., 78393316 + 6677056 = 8854^2 + 2584^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28013 + ... + 30900.
It is an arithmetic number, because the mean of its divisors is an integer number (8729091).
Almost surely, 285070372 is an apocalyptic number.
It is an amenable number.
85070372 is a deficient number, since it is larger than the sum of its proper divisors (72053266).
85070372 is a wasteful number, since it uses less digits than its factorization.
85070372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58955 (or 58934 counting only the distinct ones).
The product of its (nonzero) digits is 11760, while the sum is 32.
The square root of 85070372 is about 9223.3601252472. The cubic root of 85070372 is about 439.8042724505.
The spelling of 85070372 in words is "eighty-five million, seventy thousand, three hundred seventy-two".
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