Base | Representation |
---|---|
bin | 110001101010… |
… | …101111110111 |
3 | 220111111021211 |
4 | 301222233313 |
5 | 11313121101 |
6 | 1143022251 |
7 | 215445424 |
oct | 61525767 |
9 | 26444254 |
10 | 13020151 |
11 | 7393261 |
12 | 443a987 |
13 | 290b441 |
14 | 1a2cd4b |
15 | 1222c51 |
hex | c6abf7 |
13020151 has 2 divisors, whose sum is σ = 13020152. Its totient is φ = 13020150.
The previous prime is 13020131. The next prime is 13020157. The reversal of 13020151 is 15102031.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13020151 - 213 = 13011959 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13020157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510075 + 6510076.
It is an arithmetic number, because the mean of its divisors is an integer number (6510076).
Almost surely, 213020151 is an apocalyptic number.
13020151 is a deficient number, since it is larger than the sum of its proper divisors (1).
13020151 is an equidigital number, since it uses as much as digits as its factorization.
13020151 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 30, while the sum is 13.
The square root of 13020151 is about 3608.3446343164. The cubic root of 13020151 is about 235.2548977069.
Adding to 13020151 its reverse (15102031), we get a palindrome (28122182).
The spelling of 13020151 in words is "thirteen million, twenty thousand, one hundred fifty-one".
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