Base | Representation |
---|---|
bin | 10000010111000… |
… | …110110111010111 |
3 | 201010111200110020 |
4 | 100113012313113 |
5 | 1030232233022 |
6 | 43123200223 |
7 | 6542102544 |
oct | 2027066727 |
9 | 633450406 |
10 | 274492887 |
11 | 130a42629 |
12 | 77b16073 |
13 | 44b39b36 |
14 | 28653bcb |
15 | 1917135c |
hex | 105c6dd7 |
274492887 has 8 divisors (see below), whose sum is σ = 371145600. Its totient is φ = 180417720.
The previous prime is 274492861. The next prime is 274492901. The reversal of 274492887 is 788294472.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 274492887 - 27 = 274492759 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (274492807) 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, 644137 + ... + 644562.
It is an arithmetic number, because the mean of its divisors is an integer number (46393200).
Almost surely, 2274492887 is an apocalyptic number.
274492887 is a deficient number, since it is larger than the sum of its proper divisors (96652713).
274492887 is a wasteful number, since it uses less digits than its factorization.
274492887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1288773.
The product of its digits is 1806336, while the sum is 51.
The square root of 274492887 is about 16567.8268641364. The cubic root of 274492887 is about 649.8957521178.
The spelling of 274492887 in words is "two hundred seventy-four million, four hundred ninety-two thousand, eight hundred eighty-seven".
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