Base | Representation |
---|---|
bin | 1011110011111… |
… | …01111110100111 |
3 | 20220102220011022 |
4 | 11321331332213 |
5 | 200331112101 |
6 | 13455401355 |
7 | 2312120150 |
oct | 571757647 |
9 | 226386138 |
10 | 99082151 |
11 | 50a24983 |
12 | 2922325b |
13 | 176b1abc |
14 | d232927 |
15 | 8a72a1b |
hex | 5e7dfa7 |
99082151 has 4 divisors (see below), whose sum is σ = 113236752. Its totient is φ = 84927552.
The previous prime is 99082073. The next prime is 99082153. The reversal of 99082151 is 15128099.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15128099 = 7 ⋅2161157.
It is a cyclic number.
It is not a de Polignac number, because 99082151 - 222 = 94887847 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (99082153) 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, 7077290 + ... + 7077303.
It is an arithmetic number, because the mean of its divisors is an integer number (28309188).
Almost surely, 299082151 is an apocalyptic number.
99082151 is a deficient number, since it is larger than the sum of its proper divisors (14154601).
99082151 is a wasteful number, since it uses less digits than its factorization.
99082151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14154600.
The product of its (nonzero) digits is 6480, while the sum is 35.
The square root of 99082151 is about 9954.0017580870. The cubic root of 99082151 is about 462.7344237452.
Subtracting from 99082151 its sum of digits (35), we obtain a square (99082116 = 99542).
The spelling of 99082151 in words is "ninety-nine million, eighty-two thousand, one hundred fifty-one".
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