Base | Representation |
---|---|
bin | 10010101001100001… |
… | …10000011110110111 |
3 | 221211202100102002110 |
4 | 21110300300132313 |
5 | 131001033032411 |
6 | 4333251542103 |
7 | 503051420610 |
oct | 112460603667 |
9 | 27752312073 |
10 | 10012002231 |
11 | 4278572510 |
12 | 1b34bba933 |
13 | c3733049a |
14 | 6ad9a8c07 |
15 | 3d8e7e2a6 |
hex | 254c307b7 |
10012002231 has 64 divisors (see below), whose sum is σ = 16798924800. Its totient is φ = 5152688640.
The previous prime is 10012002197. The next prime is 10012002251. The reversal of 10012002231 is 13220021001.
10012002231 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10012002231 - 27 = 10012002103 is a prime.
It is a super-2 number, since 2×100120022312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10012002251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19904326 + ... + 19904828.
It is an arithmetic number, because the mean of its divisors is an integer number (262483200).
Almost surely, 210012002231 is an apocalyptic number.
10012002231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
10012002231 is a deficient number, since it is larger than the sum of its proper divisors (6786922569).
10012002231 is a wasteful number, since it uses less digits than its factorization.
10012002231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1156.
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 10012002231 its reverse (13220021001), we get a palindrome (23232023232).
The spelling of 10012002231 in words is "ten billion, twelve million, two thousand, two hundred thirty-one".
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