Base | Representation |
---|---|
bin | 1011111110100011… |
… | …0100111111001111 |
3 | 22022001212121002201 |
4 | 2333220310333033 |
5 | 23041034313210 |
6 | 1251011502331 |
7 | 142450222144 |
oct | 27750647717 |
9 | 8261777081 |
10 | 3215151055 |
11 | 13aa961636 |
12 | 7588b79a7 |
13 | 3c3144b5c |
14 | 2270103cb |
15 | 13c3e253a |
hex | bfa34fcf |
3215151055 has 16 divisors (see below), whose sum is σ = 3895581600. Its totient is φ = 2547290752.
The previous prime is 3215151029. The next prime is 3215151059. The reversal of 3215151055 is 5501515123.
It is a cyclic number.
It is not a de Polignac number, because 3215151055 - 215 = 3215118287 is a prime.
It is a super-2 number, since 2×32151510552 = 20674392612935226050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3215151059) 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, 252297 + ... + 264733.
It is an arithmetic number, because the mean of its divisors is an integer number (243473850).
Almost surely, 23215151055 is an apocalyptic number.
3215151055 is a deficient number, since it is larger than the sum of its proper divisors (680430545).
3215151055 is a wasteful number, since it uses less digits than its factorization.
3215151055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12938.
The product of its (nonzero) digits is 3750, while the sum is 28.
The square root of 3215151055 is about 56702.3020255792. The cubic root of 3215151055 is about 1475.9346453964.
Adding to 3215151055 its reverse (5501515123), we get a palindrome (8716666178).
The spelling of 3215151055 in words is "three billion, two hundred fifteen million, one hundred fifty-one thousand, fifty-five".
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