Base | Representation |
---|---|
bin | 1001111100111… |
… | …10001001011000 |
3 | 12211002111021010 |
4 | 10332132021120 |
5 | 132333012042 |
6 | 12141213520 |
7 | 2032420203 |
oct | 476361130 |
9 | 184074233 |
10 | 83485272 |
11 | 431417a2 |
12 | 23b612a0 |
13 | 143b0890 |
14 | b13293a |
15 | 74e159c |
hex | 4f9e258 |
83485272 has 32 divisors (see below), whose sum is σ = 224768880. Its totient is φ = 25687680.
The previous prime is 83485267. The next prime is 83485277. The reversal of 83485272 is 27258438.
It is an interprime number because it is at equal distance from previous prime (83485267) and next prime (83485277).
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 83485272.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83485277) 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, 133479 + ... + 134102.
Almost surely, 283485272 is an apocalyptic number.
It is an amenable number.
83485272 is an abundant number, since it is smaller than the sum of its proper divisors (141283608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83485272 is a wasteful number, since it uses less digits than its factorization.
83485272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 267603 (or 267599 counting only the distinct ones).
The product of its digits is 107520, while the sum is 39.
The square root of 83485272 is about 9137.0275254045. The cubic root of 83485272 is about 437.0555324981.
The spelling of 83485272 in words is "eighty-three million, four hundred eighty-five thousand, two hundred seventy-two".
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