Base | Representation |
---|---|
bin | 1011001101010… |
… | …10010100010111 |
3 | 20112220202102002 |
4 | 11212222110113 |
5 | 143032132022 |
6 | 13155105515 |
7 | 2221110242 |
oct | 546522427 |
9 | 215822362 |
10 | 94020887 |
11 | 49088314 |
12 | 275a229b |
13 | 1662c17c |
14 | c6b6259 |
15 | 83c3092 |
hex | 59aa517 |
94020887 has 4 divisors (see below), whose sum is σ = 95794920. Its totient is φ = 92246856.
The previous prime is 94020877. The next prime is 94020907. The reversal of 94020887 is 78802049.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78802049 = 1459 ⋅54011.
It is a cyclic number.
It is not a de Polignac number, because 94020887 - 214 = 94004503 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 94020887.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (94020847) 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, 886937 + ... + 887042.
It is an arithmetic number, because the mean of its divisors is an integer number (23948730).
Almost surely, 294020887 is an apocalyptic number.
94020887 is a deficient number, since it is larger than the sum of its proper divisors (1774033).
94020887 is a wasteful number, since it uses less digits than its factorization.
94020887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1774032.
The product of its (nonzero) digits is 32256, while the sum is 38.
The square root of 94020887 is about 9696.4368197808. The cubic root of 94020887 is about 454.7172691043.
The spelling of 94020887 in words is "ninety-four million, twenty thousand, eight hundred eighty-seven".
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