Base | Representation |
---|---|
bin | 10010110110100101… |
… | …01001110100110010 |
3 | 222010101111001221222 |
4 | 21123102221310302 |
5 | 131212104114104 |
6 | 4352203545042 |
7 | 505551523331 |
oct | 113322516462 |
9 | 28111431858 |
10 | 10121551154 |
11 | 4324396210 |
12 | 1b6582b182 |
13 | c53c38430 |
14 | 6c0363d18 |
15 | 3e38bd1be |
hex | 25b4a9d32 |
10121551154 has 64 divisors (see below), whose sum is σ = 18950101632. Its totient is φ = 3983385600.
The previous prime is 10121551151. The next prime is 10121551157. The reversal of 10121551154 is 45115512101.
It is a happy number.
10121551154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (10121551151) and next prime (10121551157).
It is a Harshad number since it is a multiple of its sum of digits (26).
It is not an unprimeable number, because it can be changed into a prime (10121551151) 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 31 ways as a sum of consecutive naturals, for example, 1489244 + ... + 1496024.
It is an arithmetic number, because the mean of its divisors is an integer number (296095338).
Almost surely, 210121551154 is an apocalyptic number.
10121551154 is a deficient number, since it is larger than the sum of its proper divisors (8828550478).
10121551154 is a wasteful number, since it uses less digits than its factorization.
10121551154 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7131.
The product of its (nonzero) digits is 1000, while the sum is 26.
The spelling of 10121551154 in words is "ten billion, one hundred twenty-one million, five hundred fifty-one thousand, one hundred fifty-four".
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