Base | Representation |
---|---|
bin | 1010001000000… |
… | …00100111000101 |
3 | 12220211020212122 |
4 | 11010000213011 |
5 | 133220442112 |
6 | 12232255325 |
7 | 2050645124 |
oct | 504004705 |
9 | 186736778 |
10 | 84937157 |
11 | 43a435a8 |
12 | 24541545 |
13 | 1479b696 |
14 | b3cdabb |
15 | 76cb872 |
hex | 51009c5 |
84937157 has 4 divisors (see below), whose sum is σ = 85478316. Its totient is φ = 84396000.
The previous prime is 84937147. The next prime is 84937159. The reversal of 84937157 is 75173948.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 52287361 + 32649796 = 7231^2 + 5714^2 .
It is a cyclic number.
It is not a de Polignac number, because 84937157 - 216 = 84871621 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 (84937159) 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, 270344 + ... + 270657.
It is an arithmetic number, because the mean of its divisors is an integer number (21369579).
Almost surely, 284937157 is an apocalyptic number.
It is an amenable number.
84937157 is a deficient number, since it is larger than the sum of its proper divisors (541159).
84937157 is a wasteful number, since it uses less digits than its factorization.
84937157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 541158.
The product of its digits is 211680, while the sum is 44.
The square root of 84937157 is about 9216.1356869352. The cubic root of 84937157 is about 439.5745836512.
The spelling of 84937157 in words is "eighty-four million, nine hundred thirty-seven thousand, one hundred fifty-seven".
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