Base | Representation |
---|---|
bin | 1000000100111… |
… | …0001101111001 |
3 | 2100202000111120 |
4 | 2001032031321 |
5 | 32132443214 |
6 | 3210015453 |
7 | 560634243 |
oct | 201161571 |
9 | 70660446 |
10 | 33874809 |
11 | 18137711 |
12 | b417589 |
13 | 7030887 |
14 | 46db093 |
15 | 2e91ea9 |
hex | 204e379 |
33874809 has 8 divisors (see below), whose sum is σ = 45588960. Its totient is φ = 22371936.
The previous prime is 33874807. The next prime is 33874811. The reversal of 33874809 is 90847833.
It is an interprime number because it is at equal distance from previous prime (33874807) and next prime (33874811).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 33874809 - 21 = 33874807 is a prime.
It is a super-2 number, since 2×338748092 = 2295005369572962, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (33874807) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52444 + ... + 53085.
It is an arithmetic number, because the mean of its divisors is an integer number (5698620).
Almost surely, 233874809 is an apocalyptic number.
It is an amenable number.
33874809 is a deficient number, since it is larger than the sum of its proper divisors (11714151).
33874809 is a wasteful number, since it uses less digits than its factorization.
33874809 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105639.
The product of its (nonzero) digits is 145152, while the sum is 42.
The square root of 33874809 is about 5820.2069550833. The cubic root of 33874809 is about 323.5630732223.
The spelling of 33874809 in words is "thirty-three million, eight hundred seventy-four thousand, eight hundred nine".
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