Base | Representation |
---|---|
bin | 111101101111001… |
… | …1010111101000010 |
3 | 12100101000202221122 |
4 | 1323132122331002 |
5 | 13220310303130 |
6 | 541320552242 |
7 | 102223034234 |
oct | 17336327502 |
9 | 5311022848 |
10 | 2071572290 |
11 | 973391a17 |
12 | 499922682 |
13 | 270246728 |
14 | 1591aa254 |
15 | c1cee2e5 |
hex | 7b79af42 |
2071572290 has 8 divisors (see below), whose sum is σ = 3728830140. Its totient is φ = 828628912.
The previous prime is 2071572287. The next prime is 2071572313. The reversal of 2071572290 is 922751702.
It can be written as a sum of positive squares in 2 ways, for example, as 1791913561 + 279658729 = 42331^2 + 16723^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 2071572290.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103578605 + ... + 103578624.
Almost surely, 22071572290 is an apocalyptic number.
2071572290 is a deficient number, since it is larger than the sum of its proper divisors (1657257850).
2071572290 is a wasteful number, since it uses less digits than its factorization.
2071572290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207157236.
The product of its (nonzero) digits is 17640, while the sum is 35.
The square root of 2071572290 is about 45514.5283398609. The cubic root of 2071572290 is about 1274.7744909381.
The spelling of 2071572290 in words is "two billion, seventy-one million, five hundred seventy-two thousand, two hundred ninety".
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