Base | Representation |
---|---|
bin | 111010101101100… |
… | …1110101101110010 |
3 | 12002022001001022201 |
4 | 1311123032231302 |
5 | 13013314304214 |
6 | 523253253414 |
7 | 66551224261 |
oct | 16533165562 |
9 | 5068031281 |
10 | 1970072434 |
11 | 921066640 |
12 | 46b93426a |
13 | 2551c9345 |
14 | 1499085d8 |
15 | b7e50274 |
hex | 756ceb72 |
1970072434 has 32 divisors (see below), whose sum is σ = 3361051584. Its totient is φ = 858137280.
The previous prime is 1970072417. The next prime is 1970072497. The reversal of 1970072434 is 4342700791.
It is a junction number, because it is equal to n+sod(n) for n = 1970072393 and 1970072402.
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 15 ways as a sum of consecutive naturals, for example, 30492 + ... + 69784.
It is an arithmetic number, because the mean of its divisors is an integer number (105032862).
Almost surely, 21970072434 is an apocalyptic number.
1970072434 is a deficient number, since it is larger than the sum of its proper divisors (1390979150).
1970072434 is a wasteful number, since it uses less digits than its factorization.
1970072434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39402.
The product of its (nonzero) digits is 42336, while the sum is 37.
The square root of 1970072434 is about 44385.4980145543. The cubic root of 1970072434 is about 1253.6050455090.
The spelling of 1970072434 in words is "one billion, nine hundred seventy million, seventy-two thousand, four hundred thirty-four".
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