Base | Representation |
---|---|
bin | 10010110110100010… |
… | …11101111011110111 |
3 | 222010100220021120021 |
4 | 21123101131323313 |
5 | 131212014142221 |
6 | 4352153150011 |
7 | 505546060150 |
oct | 113321357367 |
9 | 28110807507 |
10 | 10121240311 |
11 | 43241a3716 |
12 | 1b656bb307 |
13 | c53b59ac0 |
14 | 6c02c2927 |
15 | 3e385b041 |
hex | 25b45def7 |
10121240311 has 8 divisors (see below), whose sum is σ = 12456911264. Its totient is φ = 8008014240.
The previous prime is 10121240287. The next prime is 10121240383. The reversal of 10121240311 is 11304212101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10121240311 - 223 = 10112851703 is a prime.
It is a super-2 number, since 2×101212403112 (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 (10121240711) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55611120 + ... + 55611301.
It is an arithmetic number, because the mean of its divisors is an integer number (1557113908).
Almost surely, 210121240311 is an apocalyptic number.
10121240311 is a deficient number, since it is larger than the sum of its proper divisors (2335670953).
10121240311 is a wasteful number, since it uses less digits than its factorization.
10121240311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111222441.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 10121240311 its reverse (11304212101), we get a palindrome (21425452412).
The spelling of 10121240311 in words is "ten billion, one hundred twenty-one million, two hundred forty thousand, three hundred eleven".
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