Base | Representation |
---|---|
bin | 10011101011001111101110 |
3 | 100201001021020 |
4 | 103223033232 |
5 | 2310022440 |
6 | 302315010 |
7 | 61561344 |
oct | 23531756 |
9 | 10631236 |
10 | 5157870 |
11 | 2a03203 |
12 | 1888a66 |
13 | 10b78c3 |
14 | 983994 |
15 | 6bd3d0 |
hex | 4eb3ee |
5157870 has 16 divisors (see below), whose sum is σ = 12378960. Its totient is φ = 1375424.
The previous prime is 5157857. The next prime is 5157877. The reversal of 5157870 is 787515.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5157877) 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, 85935 + ... + 85994.
It is an arithmetic number, because the mean of its divisors is an integer number (773685).
Almost surely, 25157870 is an apocalyptic number.
5157870 is an abundant number, since it is smaller than the sum of its proper divisors (7221090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5157870 is a wasteful number, since it uses less digits than its factorization.
5157870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171939.
The product of its (nonzero) digits is 9800, while the sum is 33.
The square root of 5157870 is about 2271.0944498193. The cubic root of 5157870 is about 172.7786716003.
It can be divided in two parts, 515 and 7870, that added together give a triangular number (8385 = T129).
The spelling of 5157870 in words is "five million, one hundred fifty-seven thousand, eight hundred seventy".
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