Base | Representation |
---|---|
bin | 1011101110110010… |
… | …1010000010011111 |
3 | 22010110111002220100 |
4 | 2323230222002133 |
5 | 22422123432134 |
6 | 1240250552143 |
7 | 141015306615 |
oct | 27354520237 |
9 | 8113432810 |
10 | 3149045919 |
11 | 1376610898 |
12 | 73a738653 |
13 | 3b253b0a6 |
14 | 21c3236b5 |
15 | 1366d5999 |
hex | bbb2a09f |
3149045919 has 24 divisors (see below), whose sum is σ = 4686581952. Its totient is φ = 2036482560.
The previous prime is 3149045917. The next prime is 3149045941. The reversal of 3149045919 is 9195409413.
3149045919 is a `hidden beast` number, since 31 + 490 + 45 + 91 + 9 = 666.
It is not a de Polignac number, because 3149045919 - 21 = 3149045917 is a prime.
It is a super-4 number, since 4×31490459194 (a number of 39 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3149045917) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14859 + ... + 80739.
It is an arithmetic number, because the mean of its divisors is an integer number (195274248).
Almost surely, 23149045919 is an apocalyptic number.
3149045919 is a deficient number, since it is larger than the sum of its proper divisors (1537536033).
3149045919 is a wasteful number, since it uses less digits than its factorization.
3149045919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66047 (or 66044 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 45.
The square root of 3149045919 is about 56116.3605288155. The cubic root of 3149045919 is about 1465.7491955554.
The spelling of 3149045919 in words is "three billion, one hundred forty-nine million, forty-five thousand, nine hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •