Base | Representation |
---|---|
bin | 10010010001111010… |
… | …111011010010011101 |
3 | 1212122220120100121101 |
4 | 102101322323102131 |
5 | 310144232401301 |
6 | 13003400233101 |
7 | 1263254232553 |
oct | 222172732235 |
9 | 55586510541 |
10 | 19628012701 |
11 | 8362557500 |
12 | 397946b791 |
13 | 1b0a5c38cb |
14 | d42b33bd3 |
15 | 79d28c701 |
hex | 491ebb49d |
19628012701 has 12 divisors (see below), whose sum is σ = 21656660256. Its totient is φ = 17775772520.
The previous prime is 19628012683. The next prime is 19628012713. The reversal of 19628012701 is 10721082691.
It is not a de Polignac number, because 19628012701 - 29 = 19628012189 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19628012791) 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 11 ways as a sum of consecutive naturals, for example, 276571 + ... + 340216.
It is an arithmetic number, because the mean of its divisors is an integer number (1804721688).
Almost surely, 219628012701 is an apocalyptic number.
19628012701 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
19628012701 is a deficient number, since it is larger than the sum of its proper divisors (2028647555).
19628012701 is a wasteful number, since it uses less digits than its factorization.
19628012701 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 617072 (or 617061 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 37.
It can be divided in two parts, 196280 and 12701, that added together give a triangular number (208981 = T646).
The spelling of 19628012701 in words is "nineteen billion, six hundred twenty-eight million, twelve thousand, seven hundred one".
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