Base | Representation |
---|---|
bin | 100000011101111001100… |
… | …010010000111011110101 |
3 | 21220021221002011121120001 |
4 | 200131321202100323311 |
5 | 243023322011131041 |
6 | 4424544323511301 |
7 | 320123260013620 |
oct | 40357142207365 |
9 | 7807832147501 |
10 | 2231127052021 |
11 | 79024106796a |
12 | 3004a7b28531 |
13 | 1325185ab50a |
14 | 79db695adb7 |
15 | 3d083ea7131 |
hex | 20779890ef5 |
2231127052021 has 16 divisors (see below), whose sum is σ = 2556054724608. Its totient is φ = 1907749162800.
The previous prime is 2231127052019. The next prime is 2231127052109. The reversal of 2231127052021 is 1202507211322.
2231127052021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 2231127052021 - 21 = 2231127052019 is a prime.
It is a super-3 number, since 3×22311270520213 (a number of 38 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2231127056021) 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, 31736916 + ... + 31807138.
It is an arithmetic number, because the mean of its divisors is an integer number (159753420288).
Almost surely, 22231127052021 is an apocalyptic number.
It is an amenable number.
2231127052021 is a deficient number, since it is larger than the sum of its proper divisors (324927672587).
2231127052021 is a wasteful number, since it uses less digits than its factorization.
2231127052021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81192.
The product of its (nonzero) digits is 3360, while the sum is 28.
The spelling of 2231127052021 in words is "two trillion, two hundred thirty-one billion, one hundred twenty-seven million, fifty-two thousand, twenty-one".
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