Base | Representation |
---|---|
bin | 100100111111001… |
… | …1001101100100001 |
3 | 10012111100011012110 |
4 | 1021332121230201 |
5 | 10020210014240 |
6 | 323052545533 |
7 | 42520063416 |
oct | 11176315441 |
9 | 3174304173 |
10 | 1241094945 |
11 | 587625002 |
12 | 2a77822a9 |
13 | 16a18250c |
14 | bab8a10d |
15 | 73e56c80 |
hex | 49f99b21 |
1241094945 has 32 divisors (see below), whose sum is σ = 2105429760. Its totient is φ = 622131200.
The previous prime is 1241094941. The next prime is 1241094947. The reversal of 1241094945 is 5494901421.
It is not a de Polignac number, because 1241094945 - 22 = 1241094941 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1241094941) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211045 + ... + 216845.
It is an arithmetic number, because the mean of its divisors is an integer number (65794680).
Almost surely, 21241094945 is an apocalyptic number.
1241094945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1241094945 is a deficient number, since it is larger than the sum of its proper divisors (864334815).
1241094945 is a wasteful number, since it uses less digits than its factorization.
1241094945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6665.
The product of its (nonzero) digits is 51840, while the sum is 39.
The square root of 1241094945 is about 35229.1774669804. The cubic root of 1241094945 is about 1074.6531983895.
The spelling of 1241094945 in words is "one billion, two hundred forty-one million, ninety-four thousand, nine hundred forty-five".
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