Base | Representation |
---|---|
bin | 11000010001011… |
… | …100101111111001 |
3 | 1001101021021221202 |
4 | 120101130233321 |
5 | 1313222234020 |
6 | 104224143545 |
7 | 13043242565 |
oct | 3021345771 |
9 | 1041237852 |
10 | 407227385 |
11 | 199961a64 |
12 | b4467bb5 |
13 | 664a2166 |
14 | 3c1266a5 |
15 | 25b3ee75 |
hex | 1845cbf9 |
407227385 has 8 divisors (see below), whose sum is σ = 491786376. Its totient is φ = 323706240.
The previous prime is 407227369. The next prime is 407227409. The reversal of 407227385 is 583722704.
It can be written as a sum of positive squares in 4 ways, for example, as 122832889 + 284394496 = 11083^2 + 16864^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 407227385 - 24 = 407227369 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258596 + ... + 260165.
It is an arithmetic number, because the mean of its divisors is an integer number (61473297).
Almost surely, 2407227385 is an apocalyptic number.
It is an amenable number.
407227385 is a deficient number, since it is larger than the sum of its proper divisors (84558991).
407227385 is a wasteful number, since it uses less digits than its factorization.
407227385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 518923.
The product of its (nonzero) digits is 94080, while the sum is 38.
The square root of 407227385 is about 20179.8757429277. The cubic root of 407227385 is about 741.2174899742.
The spelling of 407227385 in words is "four hundred seven million, two hundred twenty-seven thousand, three hundred eighty-five".
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