Base | Representation |
---|---|
bin | 111010101110010… |
… | …1010100100111101 |
3 | 12002022202011110112 |
4 | 1311130222210331 |
5 | 13013413324301 |
6 | 523305315405 |
7 | 66554352254 |
oct | 16534524475 |
9 | 5068664415 |
10 | 1970448701 |
11 | 9212a3301 |
12 | 46ba95b65 |
13 | 2552cb6a0 |
14 | 1499a579b |
15 | b7ec69bb |
hex | 7572a93d |
1970448701 has 4 divisors (see below), whose sum is σ = 2122021692. Its totient is φ = 1818875712.
The previous prime is 1970448677. The next prime is 1970448737. The reversal of 1970448701 is 1078440791.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 476548900 + 1493899801 = 21830^2 + 38651^2 .
It is a cyclic number.
It is not a de Polignac number, because 1970448701 - 218 = 1970186557 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1970448301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75786476 + ... + 75786501.
It is an arithmetic number, because the mean of its divisors is an integer number (530505423).
Almost surely, 21970448701 is an apocalyptic number.
It is an amenable number.
1970448701 is a deficient number, since it is larger than the sum of its proper divisors (151572991).
1970448701 is a wasteful number, since it uses less digits than its factorization.
1970448701 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151572990.
The product of its (nonzero) digits is 56448, while the sum is 41.
The square root of 1970448701 is about 44389.7364376046. The cubic root of 1970448701 is about 1253.6848497123.
The spelling of 1970448701 in words is "one billion, nine hundred seventy million, four hundred forty-eight thousand, seven hundred one".
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