Base | Representation |
---|---|
bin | 11101110001110110111… |
… | …10010010011011111111 |
3 | 10121211001120100010222220 |
4 | 32320323132102123333 |
5 | 113231003200341111 |
6 | 2102015051140423 |
7 | 133631564413041 |
oct | 16707336223377 |
9 | 3554046303886 |
10 | 1023200012031 |
11 | 364a3380635a |
12 | 146377744713 |
13 | 75644917602 |
14 | 3774771ba91 |
15 | 1b9383d3e06 |
hex | ee3b7926ff |
1023200012031 has 16 divisors (see below), whose sum is σ = 1441025879040. Its totient is φ = 644777199360.
The previous prime is 1023200011993. The next prime is 1023200012041. The reversal of 1023200012031 is 1302100023201.
It is not a de Polignac number, because 1023200012031 - 27 = 1023200011903 is a prime.
It is a super-2 number, since 2×10232000120312 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1023200012031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1023200012041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127927986 + ... + 127935983.
It is an arithmetic number, because the mean of its divisors is an integer number (90064117440).
Almost surely, 21023200012031 is an apocalyptic number.
1023200012031 is a deficient number, since it is larger than the sum of its proper divisors (417825867009).
1023200012031 is a wasteful number, since it uses less digits than its factorization.
1023200012031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 255864046.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 1023200012031 its reverse (1302100023201), we get a palindrome (2325300035232).
The spelling of 1023200012031 in words is "one trillion, twenty-three billion, two hundred million, twelve thousand, thirty-one".
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