Base | Representation |
---|---|
bin | 100011110010101… |
… | …1101111110001111 |
3 | 10002200220100100121 |
4 | 1013211131332033 |
5 | 4424424120211 |
6 | 315101405411 |
7 | 41522240434 |
oct | 10745357617 |
9 | 3080810317 |
10 | 1201004431 |
11 | 566a32450 |
12 | 296269867 |
13 | 161a86713 |
14 | b5711b8b |
15 | 70688271 |
hex | 4795df8f |
1201004431 has 8 divisors (see below), whose sum is σ = 1342142928. Its totient is φ = 1065192000.
The previous prime is 1201004429. The next prime is 1201004443. The reversal of 1201004431 is 1344001021.
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 1201004431 - 21 = 1201004429 is a prime.
It is a super-2 number, since 2×12010044312 = 2884823286563267522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1201004471) 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, 1331040 + ... + 1331941.
It is an arithmetic number, because the mean of its divisors is an integer number (167767866).
Almost surely, 21201004431 is an apocalyptic number.
1201004431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1201004431 is a deficient number, since it is larger than the sum of its proper divisors (141138497).
1201004431 is a wasteful number, since it uses less digits than its factorization.
1201004431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2663033.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 1201004431 is about 34655.5108316123. The cubic root of 1201004431 is about 1062.9549773890.
Adding to 1201004431 its reverse (1344001021), we get a palindrome (2545005452).
The spelling of 1201004431 in words is "one billion, two hundred one million, four thousand, four hundred thirty-one".
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