Base | Representation |
---|---|
bin | 101110010111… |
… | …000100000011 |
3 | 211212102220111 |
4 | 232113010003 |
5 | 11102344331 |
6 | 1112252151 |
7 | 205204516 |
oct | 56270403 |
9 | 24772814 |
10 | 12153091 |
11 | 6950885 |
12 | 40a1057 |
13 | 26968a2 |
14 | 1884d7d |
15 | 1100db1 |
hex | b97103 |
12153091 has 8 divisors (see below), whose sum is σ = 12436704. Its totient is φ = 11872320.
The previous prime is 12153061. The next prime is 12153101. The reversal of 12153091 is 19035121.
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 12153091 - 217 = 12022019 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12153041) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 9591 + ... + 10783.
It is an arithmetic number, because the mean of its divisors is an integer number (1554588).
Almost surely, 212153091 is an apocalyptic number.
12153091 is a deficient number, since it is larger than the sum of its proper divisors (283613).
12153091 is a wasteful number, since it uses less digits than its factorization.
12153091 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1421.
The product of its (nonzero) digits is 270, while the sum is 22.
The square root of 12153091 is about 3486.1283682618. The cubic root of 12153091 is about 229.9123232293.
The spelling of 12153091 in words is "twelve million, one hundred fifty-three thousand, ninety-one".
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