Base | Representation |
---|---|
bin | 11101110011000111110… |
… | …00100000001011100001 |
3 | 10121212210211001010012111 |
4 | 32321203320200023201 |
5 | 113233400230111310 |
6 | 2102210230155321 |
7 | 133654436112550 |
oct | 16714370401341 |
9 | 3555724033174 |
10 | 1023877972705 |
11 | 365251472235 |
12 | 1465267b2b41 |
13 | 7572220b283 |
14 | 377ad799d97 |
15 | 1b977ba128a |
hex | ee63e202e1 |
1023877972705 has 16 divisors (see below), whose sum is σ = 1404192518784. Its totient is φ = 702079246080.
The previous prime is 1023877972703. The next prime is 1023877972751. The reversal of 1023877972705 is 5072797783201.
It is not a de Polignac number, because 1023877972705 - 21 = 1023877972703 is a prime.
It is a super-2 number, since 2×10238779727052 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1023877972705.
It is not an unprimeable number, because it can be changed into a prime (1023877972703) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4466569 + ... + 4690201.
It is an arithmetic number, because the mean of its divisors is an integer number (87762032424).
Almost surely, 21023877972705 is an apocalyptic number.
It is an amenable number.
1023877972705 is a deficient number, since it is larger than the sum of its proper divisors (380314546079).
1023877972705 is a wasteful number, since it uses less digits than its factorization.
1023877972705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 354456.
The product of its (nonzero) digits is 10372320, while the sum is 58.
The spelling of 1023877972705 in words is "one trillion, twenty-three billion, eight hundred seventy-seven million, nine hundred seventy-two thousand, seven hundred five".
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