Base | Representation |
---|---|
bin | 101101111001011… |
… | …011101101011011 |
3 | 1222122221121011110 |
4 | 231321123231123 |
5 | 3034111433202 |
6 | 204224231403 |
7 | 25040102445 |
oct | 5571335533 |
9 | 1878847143 |
10 | 770030427 |
11 | 365731291 |
12 | 195a6b563 |
13 | c36bba0a |
14 | 743a7495 |
15 | 4790726c |
hex | 2de5bb5b |
770030427 has 16 divisors (see below), whose sum is σ = 1033084448. Its totient is φ = 510174720.
The previous prime is 770030413. The next prime is 770030447. The reversal of 770030427 is 724030077.
It is a happy number.
It is not a de Polignac number, because 770030427 - 28 = 770030171 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 770030394 and 770030403.
It is not an unprimeable number, because it can be changed into a prime (770030447) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529233 + ... + 530685.
It is an arithmetic number, because the mean of its divisors is an integer number (64567778).
Almost surely, 2770030427 is an apocalyptic number.
770030427 is a deficient number, since it is larger than the sum of its proper divisors (263054021).
770030427 is a wasteful number, since it uses less digits than its factorization.
770030427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2430.
The product of its (nonzero) digits is 8232, while the sum is 30.
The square root of 770030427 is about 27749.4221020907. The cubic root of 770030427 is about 916.5777181497.
The spelling of 770030427 in words is "seven hundred seventy million, thirty thousand, four hundred twenty-seven".
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