Base | Representation |
---|---|
bin | 1110001110110110… |
… | …01101001011011011 |
3 | 201201111110002022202 |
4 | 13013123031023123 |
5 | 111122013441042 |
6 | 3302104040415 |
7 | 360226301141 |
oct | 70733151333 |
9 | 21644402282 |
10 | 7640765147 |
11 | 3271015a44 |
12 | 1592a6310b |
13 | 949ca5712 |
14 | 526ab5591 |
15 | 2eabda632 |
hex | 1c76cd2db |
7640765147 has 8 divisors (see below), whose sum is σ = 7708176000. Its totient is φ = 7573569664.
The previous prime is 7640765129. The next prime is 7640765149. The reversal of 7640765147 is 7415670467.
7640765147 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 7640765147 - 28 = 7640764891 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7640765149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17843 + ... + 124899.
It is an arithmetic number, because the mean of its divisors is an integer number (963522000).
Almost surely, 27640765147 is an apocalyptic number.
7640765147 is a deficient number, since it is larger than the sum of its proper divisors (67410853).
7640765147 is a wasteful number, since it uses less digits than its factorization.
7640765147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107685.
The product of its (nonzero) digits is 987840, while the sum is 47.
The square root of 7640765147 is about 87411.4703399960. The cubic root of 7640765147 is about 1969.6041486060.
The spelling of 7640765147 in words is "seven billion, six hundred forty million, seven hundred sixty-five thousand, one hundred forty-seven".
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