Base | Representation |
---|---|
bin | 111000111010100001001110… |
… | …100111100101010001100101 |
3 | 1012211021121001120022111012110 |
4 | 320322201032213211101211 |
5 | 230302103000312310041 |
6 | 2244211430140311233 |
7 | 103503306012622164 |
oct | 7072411647452145 |
9 | 1184247046274173 |
10 | 250312013010021 |
11 | 728368017a5996 |
12 | 240a818a842519 |
13 | a98942457bbc1 |
14 | 45b52479b73db |
15 | 1de12cad4d516 |
hex | e3a84e9e5465 |
250312013010021 has 16 divisors (see below), whose sum is σ = 353383264024704. Its totient is φ = 157057807478784.
The previous prime is 250312013010011. The next prime is 250312013010113. The reversal of 250312013010021 is 120010310213052.
250312013010021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 250312013010021 - 218 = 250312012747877 is a prime.
It is a super-2 number, since 2×2503120130100212 (a number of 30 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 250312013010021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (250312013010011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 398725 + ... + 22378181.
It is an arithmetic number, because the mean of its divisors is an integer number (22086454001544).
Almost surely, 2250312013010021 is an apocalyptic number.
It is an amenable number.
250312013010021 is a deficient number, since it is larger than the sum of its proper divisors (103071251014683).
250312013010021 is a wasteful number, since it uses less digits than its factorization.
250312013010021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22202780.
The product of its (nonzero) digits is 360, while the sum is 21.
Adding to 250312013010021 its reverse (120010310213052), we get a palindrome (370322323223073).
The spelling of 250312013010021 in words is "two hundred fifty trillion, three hundred twelve billion, thirteen million, ten thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •