Base | Representation |
---|---|
bin | 111101011001… |
… | …1101000000100 |
3 | 2020120120112101 |
4 | 1322303220010 |
5 | 31220134103 |
6 | 3110001444 |
7 | 540431140 |
oct | 172635004 |
9 | 66516471 |
10 | 32193028 |
11 | 1719910a |
12 | a946284 |
13 | 689223a |
14 | 43c0220 |
15 | 2c5da1d |
hex | 1eb3a04 |
32193028 has 24 divisors (see below), whose sum is σ = 64562624. Its totient is φ = 13759200.
The previous prime is 32193023. The next prime is 32193037. The reversal of 32193028 is 82039123.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 32192987 and 32193005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32193023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10423 + ... + 13153.
Almost surely, 232193028 is an apocalyptic number.
It is an amenable number.
32193028 is an abundant number, since it is smaller than the sum of its proper divisors (32369596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32193028 is a wasteful number, since it uses less digits than its factorization.
32193028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3163 (or 3161 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 32193028 is about 5673.8900236081. The cubic root of 32193028 is about 318.1172912266.
The spelling of 32193028 in words is "thirty-two million, one hundred ninety-three thousand, twenty-eight".
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