Base | Representation |
---|---|
bin | 10111011110010010… |
… | …00000111011101011 |
3 | 1012112020222120212221 |
4 | 23233021000323223 |
5 | 201302111133311 |
6 | 5442253414511 |
7 | 624201451231 |
oct | 135711007353 |
9 | 35466876787 |
10 | 12602052331 |
11 | 5387591490 |
12 | 253849a437 |
13 | 125aacb5cb |
14 | 87797a951 |
15 | 4db546671 |
hex | 2ef240eeb |
12602052331 has 32 divisors (see below), whose sum is σ = 14301619200. Its totient is φ = 11005908480.
The previous prime is 12602052317. The next prime is 12602052343. The reversal of 12602052331 is 13325020621.
It is a cyclic number.
It is not a de Polignac number, because 12602052331 - 225 = 12568497899 is a prime.
It is a super-2 number, since 2×126020523312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12602052296 and 12602052305.
It is not an unprimeable number, because it can be changed into a prime (12602052731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6366900 + ... + 6368878.
It is an arithmetic number, because the mean of its divisors is an integer number (446925600).
Almost surely, 212602052331 is an apocalyptic number.
12602052331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12602052331 is a deficient number, since it is larger than the sum of its proper divisors (1699566869).
12602052331 is a wasteful number, since it uses less digits than its factorization.
12602052331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2259.
The product of its (nonzero) digits is 2160, while the sum is 25.
Adding to 12602052331 its reverse (13325020621), we get a palindrome (25927072952).
The spelling of 12602052331 in words is "twelve billion, six hundred two million, fifty-two thousand, three hundred thirty-one".
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