Base | Representation |
---|---|
bin | 111111001110… |
… | …0100000010101 |
3 | 2022101001000000 |
4 | 1332130200111 |
5 | 31441200101 |
6 | 3142241513 |
7 | 551513124 |
oct | 176344025 |
9 | 68331000 |
10 | 33146901 |
11 | 1778a837 |
12 | b126299 |
13 | 6b37468 |
14 | 458babb |
15 | 2d9b486 |
hex | 1f9c815 |
33146901 has 28 divisors (see below), whose sum is σ = 50955660. Its totient is φ = 21539520.
The previous prime is 33146879. The next prime is 33146903. The reversal of 33146901 is 10964133.
It can be written as a sum of positive squares in 2 ways, for example, as 998001 + 32148900 = 999^2 + 5670^2 .
It is not a de Polignac number, because 33146901 - 29 = 33146389 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33146903) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 29335 + ... + 30443.
It is an arithmetic number, because the mean of its divisors is an integer number (1819845).
Almost surely, 233146901 is an apocalyptic number.
It is an amenable number.
33146901 is a deficient number, since it is larger than the sum of its proper divisors (17808759).
33146901 is an equidigital number, since it uses as much as digits as its factorization.
33146901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1168 (or 1153 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 27.
The square root of 33146901 is about 5757.3345395243. The cubic root of 33146901 is about 321.2286779996.
The spelling of 33146901 in words is "thirty-three million, one hundred forty-six thousand, nine hundred one".
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