Base | Representation |
---|---|
bin | 111010101110101… |
… | …0010100110110111 |
3 | 12002100001111101012 |
4 | 1311131102212313 |
5 | 13013434101123 |
6 | 523313022435 |
7 | 66555634265 |
oct | 16535224667 |
9 | 5070044335 |
10 | 1970612663 |
11 | 9213a5508 |
12 | 46bb54a1b |
13 | 2553581c6 |
14 | 149a09435 |
15 | b800a378 |
hex | 757529b7 |
1970612663 has 8 divisors (see below), whose sum is σ = 2050515648. Its totient is φ = 1892292064.
The previous prime is 1970612641. The next prime is 1970612737. The reversal of 1970612663 is 3662160791.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1970612663 - 226 = 1903503799 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1970612663.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1970612603) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 393056 + ... + 398037.
It is an arithmetic number, because the mean of its divisors is an integer number (256314456).
Almost surely, 21970612663 is an apocalyptic number.
1970612663 is a deficient number, since it is larger than the sum of its proper divisors (79902985).
1970612663 is an equidigital number, since it uses as much as digits as its factorization.
1970612663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 791193.
The product of its (nonzero) digits is 81648, while the sum is 41.
The square root of 1970612663 is about 44391.5832450252. The cubic root of 1970612663 is about 1253.7196219910.
The spelling of 1970612663 in words is "one billion, nine hundred seventy million, six hundred twelve thousand, six hundred sixty-three".
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