Base | Representation |
---|---|
bin | 111100010101010… |
… | …110111100101110 |
3 | 2121112200201020102 |
4 | 330111112330232 |
5 | 4033112410412 |
6 | 244235351102 |
7 | 34040554436 |
oct | 7425267456 |
9 | 2545621212 |
10 | 1012231982 |
11 | 47a418963 |
12 | 242bb2492 |
13 | 131930948 |
14 | 986132c6 |
15 | 5dcea8c2 |
hex | 3c556f2e |
1012231982 has 16 divisors (see below), whose sum is σ = 1524362112. Its totient is φ = 504116280.
The previous prime is 1012231981. The next prime is 1012232017. The reversal of 1012231982 is 2891322101.
It is a super-2 number, since 2×10122319822 = 2049227170767296648, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1012231981) 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, 927257 + ... + 928347.
It is an arithmetic number, because the mean of its divisors is an integer number (95272632).
Almost surely, 21012231982 is an apocalyptic number.
1012231982 is a deficient number, since it is larger than the sum of its proper divisors (512130130).
1012231982 is a wasteful number, since it uses less digits than its factorization.
1012231982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2503.
The product of its (nonzero) digits is 1728, while the sum is 29.
The square root of 1012231982 is about 31815.5933780906. The cubic root of 1012231982 is about 1004.0608147953.
The spelling of 1012231982 in words is "one billion, twelve million, two hundred thirty-one thousand, nine hundred eighty-two".
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