Base | Representation |
---|---|
bin | 1000011001011… |
… | …10001011010100 |
3 | 11220112220122010 |
4 | 10030232023110 |
5 | 121013144412 |
6 | 10553504220 |
7 | 1513522212 |
oct | 414561324 |
9 | 156486563 |
10 | 70443732 |
11 | 36844467 |
12 | 1b712070 |
13 | 117957a8 |
14 | 94d9cb2 |
15 | 62b733c |
hex | 432e2d4 |
70443732 has 12 divisors (see below), whose sum is σ = 164368736. Its totient is φ = 23481240.
The previous prime is 70443727. The next prime is 70443739. The reversal of 70443732 is 23734407.
It is a tau number, because it is divible by the number of its divisors (12).
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 70443732.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70443739) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2935144 + ... + 2935167.
Almost surely, 270443732 is an apocalyptic number.
It is an amenable number.
70443732 is an abundant number, since it is smaller than the sum of its proper divisors (93925004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70443732 is a wasteful number, since it uses less digits than its factorization.
70443732 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5870318 (or 5870316 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 30.
The square root of 70443732 is about 8393.0764323935. The cubic root of 70443732 is about 412.9975278674.
The spelling of 70443732 in words is "seventy million, four hundred forty-three thousand, seven hundred thirty-two".
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