Base | Representation |
---|---|
bin | 100010000111111… |
… | …1011001001101100 |
3 | 2221210120022012020 |
4 | 1010033323021230 |
5 | 4321111301012 |
6 | 305341510140 |
7 | 40242360456 |
oct | 10417731154 |
9 | 2853508166 |
10 | 1145025132 |
11 | 538378369 |
12 | 27b572350 |
13 | 1532b6884 |
14 | ac0dd2d6 |
15 | 6a7cba8c |
hex | 443fb26c |
1145025132 has 12 divisors (see below), whose sum is σ = 2671725336. Its totient is φ = 381675040.
The previous prime is 1145025127. The next prime is 1145025137. The reversal of 1145025132 is 2315205411.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (1145025127) and next prime (1145025137).
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×11450251322 = 2622165105823234848, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1145025137) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47709369 + ... + 47709392.
It is an arithmetic number, because the mean of its divisors is an integer number (222643778).
Almost surely, 21145025132 is an apocalyptic number.
1145025132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1145025132 is an abundant number, since it is smaller than the sum of its proper divisors (1526700204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1145025132 is a wasteful number, since it uses less digits than its factorization.
1145025132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95418768 (or 95418766 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 1145025132 is about 33838.2199886460. The cubic root of 1145025132 is about 1046.1766108030.
The spelling of 1145025132 in words is "one billion, one hundred forty-five million, twenty-five thousand, one hundred thirty-two".
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