Base | Representation |
---|---|
bin | 1011111001011100101… |
… | …10111111000011001000 |
3 | 1110002011221200221120000 |
4 | 11330232112333003020 |
5 | 23144210203423342 |
6 | 511444443403000 |
7 | 41351302602654 |
oct | 5745626770310 |
9 | 1402157627500 |
10 | 408799670472 |
11 | 148409836036 |
12 | 6728a223460 |
13 | 2c71b74a34b |
14 | 15b00b4ba64 |
15 | a97920344c |
hex | 5f2e5bf0c8 |
408799670472 has 60 divisors (see below), whose sum is σ = 1145063184705. Its totient is φ = 136261131552.
The previous prime is 408799670459. The next prime is 408799670533. The reversal of 408799670472 is 274076997804.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
408799670472 is a `hidden beast` number, since 4 + 0 + 8 + 7 + 9 + 96 + 70 + 472 = 666.
408799670472 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 405496409796 + 3303260676 = 636786^2 + 57474^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=452106.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 16263258 + ... + 16288374.
Almost surely, 2408799670472 is an apocalyptic number.
It is an amenable number.
408799670472 is an abundant number, since it is smaller than the sum of its proper divisors (736263514233).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
408799670472 is an frugal number, since it uses more digits than its factorization.
408799670472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50252 (or 25122 counting only the distinct ones).
The product of its (nonzero) digits is 42674688, while the sum is 63.
The spelling of 408799670472 in words is "four hundred eight billion, seven hundred ninety-nine million, six hundred seventy thousand, four hundred seventy-two".
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