Base | Representation |
---|---|
bin | 1001101001011010111011 |
3 | 11202111002000 |
4 | 21221122323 |
5 | 1121411310 |
6 | 130112043 |
7 | 30332022 |
oct | 11513273 |
9 | 4674060 |
10 | 2528955 |
11 | 1478050 |
12 | a1b623 |
13 | 6a7130 |
14 | 49b8b9 |
15 | 34e4c0 |
hex | 2696bb |
2528955 has 64 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 1123200.
The previous prime is 2528941. The next prime is 2528969. The reversal of 2528955 is 5598252.
It is an interprime number because it is at equal distance from previous prime (2528941) and next prime (2528969).
It is not a de Polignac number, because 2528955 - 25 = 2528923 is a prime.
It is a super-2 number, since 2×25289552 = 12791226784050, which contains 22 as substring.
2528955 is a lucky number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19240 + ... + 19370.
It is an arithmetic number, because the mean of its divisors is an integer number (83160).
22528955 is an apocalyptic number.
2528955 is an abundant number, since it is smaller than the sum of its proper divisors (2793285).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2528955 is a wasteful number, since it uses less digits than its factorization.
2528955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169 (or 163 counting only the distinct ones).
The product of its digits is 36000, while the sum is 36.
The square root of 2528955 is about 1590.2688451957. The cubic root of 2528955 is about 136.2428439414.
The spelling of 2528955 in words is "two million, five hundred twenty-eight thousand, nine hundred fifty-five".
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