Base | Representation |
---|---|
bin | 11101010000110111… |
… | …011010111101100000 |
3 | 10000002211001101211110 |
4 | 131100313122331200 |
5 | 1003322344223304 |
6 | 22233531143320 |
7 | 2161440100542 |
oct | 352067327540 |
9 | 100084041743 |
10 | 31421476704 |
11 | 12364671572 |
12 | 610aba4b40 |
13 | 2c69a23187 |
14 | 174114b692 |
15 | c3d812289 |
hex | 750ddaf60 |
31421476704 has 48 divisors (see below), whose sum is σ = 82942211520. Its totient is φ = 10415306880.
The previous prime is 31421476643. The next prime is 31421476711. The reversal of 31421476704 is 40767412413.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 897082 + ... + 931449.
It is an arithmetic number, because the mean of its divisors is an integer number (1727962740).
Almost surely, 231421476704 is an apocalyptic number.
It is an amenable number.
31421476704 is an abundant number, since it is smaller than the sum of its proper divisors (51520734816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31421476704 is a wasteful number, since it uses less digits than its factorization.
31421476704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1828723 (or 1828715 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 39.
The spelling of 31421476704 in words is "thirty-one billion, four hundred twenty-one million, four hundred seventy-six thousand, seven hundred four".
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