Base | Representation |
---|---|
bin | 100100111111100… |
… | …0000000010100111 |
3 | 10012111122010122120 |
4 | 1021333000002213 |
5 | 10020230031012 |
6 | 323100201023 |
7 | 42521316342 |
oct | 11177000247 |
9 | 3174563576 |
10 | 1241252007 |
11 | 587722006 |
12 | 2a7839173 |
13 | 16a208b58 |
14 | babcb459 |
15 | 73e8858c |
hex | 49fc00a7 |
1241252007 has 8 divisors (see below), whose sum is σ = 1742108160. Its totient is φ = 783948600.
The previous prime is 1241251951. The next prime is 1241252041. The reversal of 1241252007 is 7002521421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1241252007 - 224 = 1224474791 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1241252087) 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, 10888119 + ... + 10888232.
It is an arithmetic number, because the mean of its divisors is an integer number (217763520).
Almost surely, 21241252007 is an apocalyptic number.
1241252007 is a deficient number, since it is larger than the sum of its proper divisors (500856153).
1241252007 is a wasteful number, since it uses less digits than its factorization.
1241252007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21776373.
The product of its (nonzero) digits is 1120, while the sum is 24.
The square root of 1241252007 is about 35231.4065430264. The cubic root of 1241252007 is about 1074.6985293455.
Adding to 1241252007 its reverse (7002521421), we get a palindrome (8243773428).
The spelling of 1241252007 in words is "one billion, two hundred forty-one million, two hundred fifty-two thousand, seven".
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