Base | Representation |
---|---|
bin | 1001001101100101… |
… | …0101000001100001 |
3 | 20101100011211222202 |
4 | 2103121111001201 |
5 | 20031024443330 |
6 | 1045214342545 |
7 | 115165136123 |
oct | 22331250141 |
9 | 6340154882 |
10 | 2472890465 |
11 | 1059978231 |
12 | 5901baa55 |
13 | 305429cc6 |
14 | 1965d5213 |
15 | e7173445 |
hex | 93655061 |
2472890465 has 16 divisors (see below), whose sum is σ = 3250374480. Its totient is φ = 1797734400.
The previous prime is 2472890419. The next prime is 2472890467. The reversal of 2472890465 is 5640982742.
It can be written as a sum of positive squares in 8 ways, for example, as 157452304 + 2315438161 = 12548^2 + 48119^2 .
It is not a de Polignac number, because 2472890465 - 26 = 2472890401 is a prime.
It is a super-2 number, since 2×24728904652 = 12230374503775832450, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2472890467) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 499136 + ... + 504065.
It is an arithmetic number, because the mean of its divisors is an integer number (203148405).
Almost surely, 22472890465 is an apocalyptic number.
It is an amenable number.
2472890465 is a deficient number, since it is larger than the sum of its proper divisors (777484015).
2472890465 is a wasteful number, since it uses less digits than its factorization.
2472890465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1003252.
The product of its (nonzero) digits is 967680, while the sum is 47.
The square root of 2472890465 is about 49728.1657111943. The cubic root of 2472890465 is about 1352.2851949696.
The spelling of 2472890465 in words is "two billion, four hundred seventy-two million, eight hundred ninety thousand, four hundred sixty-five".
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