Base | Representation |
---|---|
bin | 111100010100111… |
… | …111010101010101 |
3 | 2121112111210112212 |
4 | 330110333111111 |
5 | 4033101312003 |
6 | 244233323205 |
7 | 34040002433 |
oct | 7424772525 |
9 | 2545453485 |
10 | 1012135253 |
11 | 47a362218 |
12 | 242b66505 |
13 | 1318c88cc |
14 | 985c9d53 |
15 | 5dccbdd8 |
hex | 3c53f555 |
1012135253 has 2 divisors, whose sum is σ = 1012135254. Its totient is φ = 1012135252.
The previous prime is 1012135231. The next prime is 1012135277. The reversal of 1012135253 is 3525312101.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 787195249 + 224940004 = 28057^2 + 14998^2 .
It is a cyclic number.
It is not a de Polignac number, because 1012135253 - 210 = 1012134229 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1012135853) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506067626 + 506067627.
It is an arithmetic number, because the mean of its divisors is an integer number (506067627).
Almost surely, 21012135253 is an apocalyptic number.
It is an amenable number.
1012135253 is a deficient number, since it is larger than the sum of its proper divisors (1).
1012135253 is an equidigital number, since it uses as much as digits as its factorization.
1012135253 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 1012135253 is about 31814.0731909638. The cubic root of 1012135253 is about 1004.0288310557.
Adding to 1012135253 its reverse (3525312101), we get a palindrome (4537447354).
The spelling of 1012135253 in words is "one billion, twelve million, one hundred thirty-five thousand, two hundred fifty-three".
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