Base | Representation |
---|---|
bin | 11100010110101011001… |
… | …011101001100011110101 |
3 | 20220021101202201121011122 |
4 | 130112223023221203311 |
5 | 223411002442032322 |
6 | 4051042552513325 |
7 | 260526310641212 |
oct | 34265313514365 |
9 | 6807352647148 |
10 | 1948492142837 |
11 | 691395021399 |
12 | 27576a0ab845 |
13 | 1119852b0c96 |
14 | 6a443bb2b09 |
15 | 35a4108a442 |
hex | 1c5ab2e98f5 |
1948492142837 has 8 divisors (see below), whose sum is σ = 1949837633760. Its totient is φ = 1947146825520.
The previous prime is 1948492142819. The next prime is 1948492142869. The reversal of 1948492142837 is 7382412948491.
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 1948492142837 - 28 = 1948492142581 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 1948492142837.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1948492142897) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28953614 + ... + 29020832.
It is an arithmetic number, because the mean of its divisors is an integer number (243729704220).
Almost surely, 21948492142837 is an apocalyptic number.
It is an amenable number.
1948492142837 is a deficient number, since it is larger than the sum of its proper divisors (1345490923).
1948492142837 is a wasteful number, since it uses less digits than its factorization.
1948492142837 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86803.
The product of its digits is 27869184, while the sum is 62.
The spelling of 1948492142837 in words is "one trillion, nine hundred forty-eight billion, four hundred ninety-two million, one hundred forty-two thousand, eight hundred thirty-seven".
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