Base | Representation |
---|---|
bin | 1000000000001011… |
… | …0010100001010110 |
3 | 12112201020121210201 |
4 | 2000002302201112 |
5 | 13344420333440 |
6 | 553055411114 |
7 | 104143345054 |
oct | 20002624126 |
9 | 5481217721 |
10 | 2148214870 |
11 | a0267a69a |
12 | 4bb523a9a |
13 | 28309c879 |
14 | 16543b1d4 |
15 | c88dd19a |
hex | 800b2856 |
2148214870 has 8 divisors (see below), whose sum is σ = 3866786784. Its totient is φ = 859285944.
The previous prime is 2148214823. The next prime is 2148214919. The reversal of 2148214870 is 784128412.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×21482148702 = 9229654255378233800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107410734 + ... + 107410753.
It is an arithmetic number, because the mean of its divisors is an integer number (483348348).
Almost surely, 22148214870 is an apocalyptic number.
2148214870 is a deficient number, since it is larger than the sum of its proper divisors (1718571914).
2148214870 is a wasteful number, since it uses less digits than its factorization.
2148214870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214821494.
The product of its (nonzero) digits is 28672, while the sum is 37.
The square root of 2148214870 is about 46348.8389282838. The cubic root of 2148214870 is about 1290.3055723038.
The spelling of 2148214870 in words is "two billion, one hundred forty-eight million, two hundred fourteen thousand, eight hundred seventy".
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