Base | Representation |
---|---|
bin | 11101010000111110… |
… | …110101101001101010 |
3 | 10000002221201011221200 |
4 | 131100332311221222 |
5 | 1003323343433114 |
6 | 22234040545030 |
7 | 2161462446255 |
oct | 352076655152 |
9 | 100087634850 |
10 | 31423421034 |
11 | 1236577a355 |
12 | 610b782176 |
13 | 2c6a254175 |
14 | 17414d609c |
15 | c3da98409 |
hex | 750fb5a6a |
31423421034 has 24 divisors (see below), whose sum is σ = 68121012960. Its totient is φ = 10468791528.
The previous prime is 31423421009. The next prime is 31423421059. The reversal of 31423421034 is 43012432413.
31423421034 is a `hidden beast` number, since 314 + 2 + 342 + 1 + 0 + 3 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (31423421009) and next prime (31423421059).
It is a junction number, because it is equal to n+sod(n) for n = 31423420989 and 31423421007.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 439344 + ... + 505835.
It is an arithmetic number, because the mean of its divisors is an integer number (2838375540).
Almost surely, 231423421034 is an apocalyptic number.
31423421034 is an abundant number, since it is smaller than the sum of its proper divisors (36697591926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31423421034 is a wasteful number, since it uses less digits than its factorization.
31423421034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 947034 (or 947031 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
Adding to 31423421034 its reverse (43012432413), we get a palindrome (74435853447).
The spelling of 31423421034 in words is "thirty-one billion, four hundred twenty-three million, four hundred twenty-one thousand, thirty-four".
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