Base | Representation |
---|---|
bin | 10010110001000110… |
… | …111111001111100100 |
3 | 1221000101011111101021 |
4 | 102301012333033210 |
5 | 312232211041244 |
6 | 13131331340524 |
7 | 1312236645265 |
oct | 226106771744 |
9 | 57011144337 |
10 | 20151268324 |
11 | 8600958170 |
12 | 3aa4751744 |
13 | 1b91b2bc15 |
14 | d9242096c |
15 | 7ce19b284 |
hex | 4b11bf3e4 |
20151268324 has 24 divisors (see below), whose sum is σ = 38515565088. Its totient is φ = 9148962240.
The previous prime is 20151268271. The next prime is 20151268327. The reversal of 20151268324 is 42386215102.
It is a self number, because there is not a number n which added to its sum of digits gives 20151268324.
It is not an unprimeable number, because it can be changed into a prime (20151268327) 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 7 ways as a sum of consecutive naturals, for example, 229494 + ... + 304909.
It is an arithmetic number, because the mean of its divisors is an integer number (1604815212).
Almost surely, 220151268324 is an apocalyptic number.
It is an amenable number.
20151268324 is a deficient number, since it is larger than the sum of its proper divisors (18364296764).
20151268324 is a wasteful number, since it uses less digits than its factorization.
20151268324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 535275 (or 535273 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 34.
The spelling of 20151268324 in words is "twenty billion, one hundred fifty-one million, two hundred sixty-eight thousand, three hundred twenty-four".
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