Base | Representation |
---|---|
bin | 111100101001000… |
… | …0110000101010101 |
3 | 12020210210212112100 |
4 | 1321102012011111 |
5 | 13131401133040 |
6 | 533524312313 |
7 | 101265254403 |
oct | 17122060525 |
9 | 5223725470 |
10 | 2034786645 |
11 | 954647361 |
12 | 489542699 |
13 | 265736c88 |
14 | 154352473 |
15 | bd984b30 |
hex | 79486155 |
2034786645 has 12 divisors (see below), whose sum is σ = 3526963596. Its totient is φ = 1085219520.
The previous prime is 2034786643. The next prime is 2034786659. The reversal of 2034786645 is 5466874302.
It can be written as a sum of positive squares in 2 ways, for example, as 801512721 + 1233273924 = 28311^2 + 35118^2 .
It is not a de Polignac number, because 2034786645 - 21 = 2034786643 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 45217481 = 2034786645 / (2 + 0 + 3 + 4 + 7 + 8 + 6 + 6 + 4 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 2034786645.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2034786643) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22608696 + ... + 22608785.
It is an arithmetic number, because the mean of its divisors is an integer number (293913633).
Almost surely, 22034786645 is an apocalyptic number.
It is an amenable number.
2034786645 is a deficient number, since it is larger than the sum of its proper divisors (1492176951).
2034786645 is a wasteful number, since it uses less digits than its factorization.
2034786645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45217492 (or 45217489 counting only the distinct ones).
The product of its (nonzero) digits is 967680, while the sum is 45.
The square root of 2034786645 is about 45108.6094332335. The cubic root of 2034786645 is about 1267.1838409428.
The spelling of 2034786645 in words is "two billion, thirty-four million, seven hundred eighty-six thousand, six hundred forty-five".
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