Base | Representation |
---|---|
bin | 100010000111111… |
… | …1010101010110001 |
3 | 2221210120012110221 |
4 | 1010033322222301 |
5 | 4321111220103 |
6 | 305341453041 |
7 | 40242351631 |
oct | 10417725261 |
9 | 2853505427 |
10 | 1145023153 |
11 | 53837692a |
12 | 27b571181 |
13 | 1532b59c1 |
14 | ac0dc6c1 |
15 | 6a7cb1bd |
hex | 443faab1 |
1145023153 has 8 divisors (see below), whose sum is σ = 1185595200. Its totient is φ = 1104523728.
The previous prime is 1145023123. The next prime is 1145023171. The reversal of 1145023153 is 3513205411.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1145023153 is a prime.
It is a super-2 number, since 2×11450231532 = 2622156041812122818, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1145023123) 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, 14988 + ... + 50146.
It is an arithmetic number, because the mean of its divisors is an integer number (148199400).
Almost surely, 21145023153 is an apocalyptic number.
It is an amenable number.
1145023153 is a deficient number, since it is larger than the sum of its proper divisors (40572047).
1145023153 is a wasteful number, since it uses less digits than its factorization.
1145023153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36311.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 1145023153 is about 33838.1907465514. The cubic root of 1145023153 is about 1046.1760080841.
Adding to 1145023153 its reverse (3513205411), we get a palindrome (4658228564).
The spelling of 1145023153 in words is "one billion, one hundred forty-five million, twenty-three thousand, one hundred fifty-three".
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