Base | Representation |
---|---|
bin | 1000010100011… |
… | …0001110000001 |
3 | 2102122121221101 |
4 | 2011012032001 |
5 | 32413000000 |
6 | 3243454401 |
7 | 602364640 |
oct | 205061601 |
9 | 72577841 |
10 | 34890625 |
11 | 18770930 |
12 | b827401 |
13 | 72c8053 |
14 | 48c3357 |
15 | 30e2e6a |
hex | 2146381 |
34890625 has 56 divisors (see below), whose sum is σ = 56249280. Its totient is φ = 21000000.
The previous prime is 34890623. The next prime is 34890629. The reversal of 34890625 is 52609843.
It is not a de Polignac number, because 34890625 - 21 = 34890623 is a prime.
It is not an unprimeable number, because it can be changed into a prime (34890623) by changing a digit.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1203111 + ... + 1203139.
Almost surely, 234890625 is an apocalyptic number.
34890625 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
34890625 is a deficient number, since it is larger than the sum of its proper divisors (21358655).
34890625 is an frugal number, since it uses more digits than its factorization.
34890625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77 (or 52 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 34890625 is about 5906.8286753553. The cubic root of 34890625 is about 326.7655393940.
It can be divided in two parts, 3 and 4890625, that added together give a triangular number (4890628 = T3127).
The spelling of 34890625 in words is "thirty-four million, eight hundred ninety thousand, six hundred twenty-five".
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