Base | Representation |
---|---|
bin | 111110001000000… |
… | …100110000011111 |
3 | 2200122021112100000 |
4 | 332020010300133 |
5 | 4113312212111 |
6 | 251232105343 |
7 | 34554303156 |
oct | 7610046037 |
9 | 2618245300 |
10 | 1042304031 |
11 | 49539849a |
12 | 251095253 |
13 | 137c2c662 |
14 | 9c60059d |
15 | 6178ac56 |
hex | 3e204c1f |
1042304031 has 12 divisors (see below), whose sum is σ = 1561311752. Its totient is φ = 694869192.
The previous prime is 1042303991. The next prime is 1042304077. The reversal of 1042304031 is 1304032401.
It is not a de Polignac number, because 1042304031 - 217 = 1042172959 is a prime.
It is a super-2 number, since 2×10423040312 = 2172795386077697922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1042303995 and 1042304013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1042304531) 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, 2144416 + ... + 2144901.
Almost surely, 21042304031 is an apocalyptic number.
1042304031 is a deficient number, since it is larger than the sum of its proper divisors (519007721).
1042304031 is an frugal number, since it uses more digits than its factorization.
1042304031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4289332 (or 4289320 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 1042304031 is about 32284.7337142495. The cubic root of 1042304031 is about 1013.9070413014.
Adding to 1042304031 its reverse (1304032401), we get a palindrome (2346336432).
The spelling of 1042304031 in words is "one billion, forty-two million, three hundred four thousand, thirty-one".
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