Base | Representation |
---|---|
bin | 1000000101011… |
… | …0000010100001 |
3 | 2100210122110020 |
4 | 2001112002201 |
5 | 32140004344 |
6 | 3210424053 |
7 | 561126534 |
oct | 201260241 |
9 | 70718406 |
10 | 33906849 |
11 | 18159799 |
12 | b432029 |
13 | 7042332 |
14 | 4708a1b |
15 | 2e9b719 |
hex | 20560a1 |
33906849 has 8 divisors (see below), whose sum is σ = 47588640. Its totient is φ = 21414816.
The previous prime is 33906809. The next prime is 33906883. The reversal of 33906849 is 94860933.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-33906849 is a prime.
It is a super-2 number, since 2×339068492 = 2299348818217602, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 33906849.
It is not an unprimeable number, because it can be changed into a prime (33906809) 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, 297372 + ... + 297485.
It is an arithmetic number, because the mean of its divisors is an integer number (5948580).
Almost surely, 233906849 is an apocalyptic number.
It is an amenable number.
33906849 is a deficient number, since it is larger than the sum of its proper divisors (13681791).
33906849 is a wasteful number, since it uses less digits than its factorization.
33906849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 594879.
The product of its (nonzero) digits is 139968, while the sum is 42.
The square root of 33906849 is about 5822.9587839860. The cubic root of 33906849 is about 323.6650535670.
The spelling of 33906849 in words is "thirty-three million, nine hundred six thousand, eight hundred forty-nine".
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