Base | Representation |
---|---|
bin | 11110000011010… |
… | …10011010000001 |
3 | 122120100201001211 |
4 | 33001222122001 |
5 | 1004014002311 |
6 | 41003130121 |
7 | 6150523111 |
oct | 1701523201 |
9 | 576321054 |
10 | 252094081 |
11 | 11a334018 |
12 | 70513941 |
13 | 402c68c5 |
14 | 256a3041 |
15 | 171e9821 |
hex | f06a681 |
252094081 has 4 divisors (see below), whose sum is σ = 254590164. Its totient is φ = 249598000.
The previous prime is 252094067. The next prime is 252094121. The reversal of 252094081 is 180490252.
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 201185856 + 50908225 = 14184^2 + 7135^2 .
It is a cyclic number.
It is not a de Polignac number, because 252094081 - 219 = 251569793 is a prime.
It is a super-2 number, since 2×2520940812 = 127102851350469122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (252094021) 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, 1247890 + ... + 1248091.
It is an arithmetic number, because the mean of its divisors is an integer number (63647541).
Almost surely, 2252094081 is an apocalyptic number.
It is an amenable number.
252094081 is a deficient number, since it is larger than the sum of its proper divisors (2496083).
252094081 is a wasteful number, since it uses less digits than its factorization.
252094081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2496082.
The product of its (nonzero) digits is 5760, while the sum is 31.
The square root of 252094081 is about 15877.4708628295. The cubic root of 252094081 is about 631.7145544073.
The spelling of 252094081 in words is "two hundred fifty-two million, ninety-four thousand, eighty-one".
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