Base | Representation |
---|---|
bin | 110010001011… |
… | …011101001000 |
3 | 220202022001122 |
4 | 302023131020 |
5 | 11331412440 |
6 | 1145534412 |
7 | 216544130 |
oct | 62133510 |
9 | 26668048 |
10 | 13154120 |
11 | 7474981 |
12 | 44a4408 |
13 | 2957405 |
14 | 1a65ac0 |
15 | 124c7b5 |
hex | c8b748 |
13154120 has 64 divisors (see below), whose sum is σ = 34214400. Its totient is φ = 4458240.
The previous prime is 13154117. The next prime is 13154131. The reversal of 13154120 is 2145131.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30305 + ... + 30735.
It is an arithmetic number, because the mean of its divisors is an integer number (534600).
Almost surely, 213154120 is an apocalyptic number.
13154120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13154120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17107200).
13154120 is an abundant number, since it is smaller than the sum of its proper divisors (21060280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13154120 is a wasteful number, since it uses less digits than its factorization.
13154120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 558 (or 554 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 13154120 is about 3626.8609016614. The cubic root of 13154120 is about 236.0590199989.
Adding to 13154120 its reverse (2145131), we get a palindrome (15299251).
The spelling of 13154120 in words is "thirteen million, one hundred fifty-four thousand, one hundred twenty".
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