Base | Representation |
---|---|
bin | 1011110100000110001… |
… | …00011001111100100100 |
3 | 1102210202200012002001102 |
4 | 11322003010121330210 |
5 | 23122314012132342 |
6 | 510251344415232 |
7 | 41220136120442 |
oct | 5720304317444 |
9 | 1383680162042 |
10 | 405925895972 |
11 | 147174649793 |
12 | 66807917518 |
13 | 2c38125c56c |
14 | 1590b201b92 |
15 | a85bc94832 |
hex | 5e83119f24 |
405925895972 has 12 divisors (see below), whose sum is σ = 711193464576. Its totient is φ = 202727763240.
The previous prime is 405925895959. The next prime is 405925895983. The reversal of 405925895972 is 279598529504.
It is a junction number, because it is equal to n+sod(n) for n = 405925895899 and 405925895908.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58792304 + ... + 58799207.
It is an arithmetic number, because the mean of its divisors is an integer number (59266122048).
Almost surely, 2405925895972 is an apocalyptic number.
It is an amenable number.
405925895972 is a deficient number, since it is larger than the sum of its proper divisors (305267568604).
405925895972 is a wasteful number, since it uses less digits than its factorization.
405925895972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117592378 (or 117592376 counting only the distinct ones).
The product of its (nonzero) digits is 81648000, while the sum is 65.
The spelling of 405925895972 in words is "four hundred five billion, nine hundred twenty-five million, eight hundred ninety-five thousand, nine hundred seventy-two".
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