Base | Representation |
---|---|
bin | 1000010011001… |
… | …11000010000000 |
3 | 11212000110201000 |
4 | 10021213002000 |
5 | 120311044112 |
6 | 10524212000 |
7 | 1503554115 |
oct | 411470200 |
9 | 155013630 |
10 | 69628032 |
11 | 36337631 |
12 | 1b39a000 |
13 | 1156b426 |
14 | 936690c |
15 | 61a57dc |
hex | 4267080 |
69628032 has 64 divisors (see below), whose sum is σ = 205509600. Its totient is φ = 23208192.
The previous prime is 69627991. The next prime is 69628049. The reversal of 69628032 is 23082696.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6618 + ... + 13529.
Almost surely, 269628032 is an apocalyptic number.
It is an amenable number.
69628032 is an abundant number, since it is smaller than the sum of its proper divisors (135881568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69628032 is a wasteful number, since it uses less digits than its factorization.
69628032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20170 (or 20152 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 69628032 is about 8344.3413161256. The cubic root of 69628032 is about 411.3972396775.
The spelling of 69628032 in words is "sixty-nine million, six hundred twenty-eight thousand, thirty-two".
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