Base | Representation |
---|---|
bin | 10010001011101… |
… | …100100100101101 |
3 | 210021000110020001 |
4 | 102023230210231 |
5 | 1111043243140 |
6 | 50134224301 |
7 | 10362635140 |
oct | 2213544455 |
9 | 707013201 |
10 | 305056045 |
11 | 147218138 |
12 | 861b5091 |
13 | 4b27b248 |
14 | 2c72c057 |
15 | 1bbabe9a |
hex | 122ec92d |
305056045 has 8 divisors (see below), whose sum is σ = 418362624. Its totient is φ = 209181264.
The previous prime is 305056033. The next prime is 305056079. The reversal of 305056045 is 540650503.
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 305056045 - 25 = 305056013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4357909 + ... + 4357978.
It is an arithmetic number, because the mean of its divisors is an integer number (52295328).
Almost surely, 2305056045 is an apocalyptic number.
305056045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
305056045 is a deficient number, since it is larger than the sum of its proper divisors (113306579).
305056045 is an equidigital number, since it uses as much as digits as its factorization.
305056045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8715899.
The product of its (nonzero) digits is 9000, while the sum is 28.
The square root of 305056045 is about 17465.8536865508. The cubic root of 305056045 is about 673.1727774284.
It can be divided in two parts, 3050 and 56045, that added together give a palindrome (59095).
The spelling of 305056045 in words is "three hundred five million, fifty-six thousand, forty-five".
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