Base | Representation |
---|---|
bin | 10101100110100011110… |
… | …00101011101001100001 |
3 | 2121221220001222221101022 |
4 | 22303101320223221201 |
5 | 44130114423000110 |
6 | 1324553151015225 |
7 | 104424534053156 |
oct | 12632170535141 |
9 | 2557801887338 |
10 | 742255671905 |
11 | 266874a813a0 |
12 | bba2bb0a515 |
13 | 54cc0943ab7 |
14 | 27cd52c222d |
15 | 14493b06755 |
hex | acd1e2ba61 |
742255671905 has 32 divisors (see below), whose sum is σ = 1067291735040. Its totient is φ = 489175346880.
The previous prime is 742255671893. The next prime is 742255671907. The reversal of 742255671905 is 509176552247.
742255671905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 742255671905 - 24 = 742255671889 is a prime.
It is not an unprimeable number, because it can be changed into a prime (742255671907) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15417107 + ... + 15465176.
It is an arithmetic number, because the mean of its divisors is an integer number (33352866720).
Almost surely, 2742255671905 is an apocalyptic number.
It is an amenable number.
742255671905 is a deficient number, since it is larger than the sum of its proper divisors (325036063135).
742255671905 is a wasteful number, since it uses less digits than its factorization.
742255671905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30882341.
The product of its (nonzero) digits is 5292000, while the sum is 53.
The spelling of 742255671905 in words is "seven hundred forty-two billion, two hundred fifty-five million, six hundred seventy-one thousand, nine hundred five".
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