Base | Representation |
---|---|
bin | 1000000000110001… |
… | …1100011101110010 |
3 | 12112220000012211011 |
4 | 2000030130131302 |
5 | 13401042332340 |
6 | 553225541134 |
7 | 104204016262 |
oct | 20014343562 |
9 | 5486005734 |
10 | 2150745970 |
11 | a0404930a |
12 | 5003447aa |
13 | 283777969 |
14 | 1658d97a2 |
15 | c8c3d0ea |
hex | 8031c772 |
2150745970 has 16 divisors (see below), whose sum is σ = 3872247768. Its totient is φ = 860097280.
The previous prime is 2150745941. The next prime is 2150745977. The reversal of 2150745970 is 795470512.
It can be written as a sum of positive squares in 4 ways, for example, as 1690772161 + 459973809 = 41119^2 + 21447^2 .
It is not an unprimeable number, because it can be changed into a prime (2150745977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24432 + ... + 69988.
Almost surely, 22150745970 is an apocalyptic number.
2150745970 is a deficient number, since it is larger than the sum of its proper divisors (1721501798).
2150745970 is a wasteful number, since it uses less digits than its factorization.
2150745970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50285.
The product of its (nonzero) digits is 88200, while the sum is 40.
The square root of 2150745970 is about 46376.1357812399. The cubic root of 2150745970 is about 1290.8121340785.
The spelling of 2150745970 in words is "two billion, one hundred fifty million, seven hundred forty-five thousand, nine hundred seventy".
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