Base | Representation |
---|---|
bin | 11110000010111… |
… | …11000000010001 |
3 | 122120021100000001 |
4 | 33001133000101 |
5 | 1004011004002 |
6 | 41002130001 |
7 | 6150240001 |
oct | 1701370021 |
9 | 576240001 |
10 | 252047377 |
11 | 11a301a1a |
12 | 704b0901 |
13 | 402ab57a |
14 | 25690001 |
15 | 171daa87 |
hex | f05f011 |
252047377 has 8 divisors (see below), whose sum is σ = 261099720. Its totient is φ = 243133440.
The previous prime is 252047359. The next prime is 252047399. The reversal of 252047377 is 773740252.
It is a Cunningham number, because it is equal to 1264+1.
It can be written as a sum of positive squares in 4 ways, for example, as 1 + 252047376 = 1^2 + 15876^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 252047377 - 211 = 252045329 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (252042377) 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, 30888 + ... + 38185.
It is an arithmetic number, because the mean of its divisors is an integer number (32637465).
Almost surely, 2252047377 is an apocalyptic number.
It is an amenable number.
252047377 is a deficient number, since it is larger than the sum of its proper divisors (9052343).
252047377 is an equidigital number, since it uses as much as digits as its factorization.
252047377 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69203.
The product of its (nonzero) digits is 82320, while the sum is 37.
The square root of 252047377 is about 15876.0000314941. Note that the first 4 decimals coincide. The cubic root of 252047377 is about 631.6755406409.
It can be divided in two parts, 25 and 2047377, that added together give a palindrome (2047402).
The spelling of 252047377 in words is "two hundred fifty-two million, forty-seven thousand, three hundred seventy-seven".
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