Base | Representation |
---|---|
bin | 1010010100101001… |
… | …1111011001101001 |
3 | 21011010002220122002 |
4 | 2211022133121221 |
5 | 21133333200242 |
6 | 1134543540345 |
7 | 125445014036 |
oct | 24512373151 |
9 | 7133086562 |
10 | 2770990697 |
11 | 11a2174362 |
12 | 653bba6b5 |
13 | 352111187 |
14 | 1c403238d |
15 | 113409432 |
hex | a529f669 |
2770990697 has 16 divisors (see below), whose sum is σ = 2862354000. Its totient is φ = 2681475840.
The previous prime is 2770990693. The next prime is 2770990741. The reversal of 2770990697 is 7960990772.
It can be written as a sum of positive squares in 8 ways, for example, as 232745536 + 2538245161 = 15256^2 + 50381^2 .
It is a cyclic number.
It is not a de Polignac number, because 2770990697 - 22 = 2770990693 is a prime.
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2770990693) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 989303 + ... + 992099.
It is an arithmetic number, because the mean of its divisors is an integer number (178897125).
Almost surely, 22770990697 is an apocalyptic number.
It is an amenable number.
2770990697 is a deficient number, since it is larger than the sum of its proper divisors (91363303).
2770990697 is a wasteful number, since it uses less digits than its factorization.
2770990697 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3116.
The product of its (nonzero) digits is 3000564, while the sum is 56.
The square root of 2770990697 is about 52640.2003890563. The cubic root of 2770990697 is about 1404.5752859879.
The spelling of 2770990697 in words is "two billion, seven hundred seventy million, nine hundred ninety thousand, six hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •