Base | Representation |
---|---|
bin | 111101011101110… |
… | …000100100101000 |
3 | 2122212101221222021 |
4 | 331131300210220 |
5 | 4102442230204 |
6 | 250154234224 |
7 | 34361102644 |
oct | 7535604450 |
9 | 2585357867 |
10 | 1031211304 |
11 | 48a101352 |
12 | 249425974 |
13 | 135847606 |
14 | 9ad53c24 |
15 | 607e9154 |
hex | 3d770928 |
1031211304 has 8 divisors (see below), whose sum is σ = 1933521210. Its totient is φ = 515605648.
The previous prime is 1031211277. The next prime is 1031211331. The reversal of 1031211304 is 4031121301.
1031211304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (1031211277) and next prime (1031211331).
It can be written as a sum of positive squares in only one way, i.e., 1023360100 + 7851204 = 31990^2 + 2802^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64450699 + ... + 64450714.
Almost surely, 21031211304 is an apocalyptic number.
It is an amenable number.
1031211304 is a deficient number, since it is larger than the sum of its proper divisors (902309906).
1031211304 is a wasteful number, since it uses less digits than its factorization.
1031211304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128901419 (or 128901415 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 1031211304 is about 32112.4789451079. The cubic root of 1031211304 is about 1010.2973682440.
Adding to 1031211304 its reverse (4031121301), we get a palindrome (5062332605).
The spelling of 1031211304 in words is "one billion, thirty-one million, two hundred eleven thousand, three hundred four".
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