Search a number
-
+
1054846801 = 3728509373
BaseRepresentation
bin111110110111111…
…010111101010001
32201111212202210001
4332313322331101
54130020044201
6252401010001
735066023051
oct7667727521
92644782701
101054846801
114a1485018
12255323901
1313a701708
14a0147561
1562917301
hex3edfaf51

1054846801 has 4 divisors (see below), whose sum is σ = 1083356212. Its totient is φ = 1026337392.

The previous prime is 1054846777. The next prime is 1054846813. The reversal of 1054846801 is 1086484501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1086484501 = 1763910853.

It can be written as a sum of positive squares in 2 ways, for example, as 1017929025 + 36917776 = 31905^2 + 6076^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054846801 - 27 = 1054846673 is a prime.

It is a super-2 number, since 2×10548468012 = 2225403547159867202, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 28509373 = 1054846801 / (1 + 0 + 5 + 4 + 8 + 4 + 6 + 8 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1054846501) 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, 14254650 + ... + 14254723.

It is an arithmetic number, because the mean of its divisors is an integer number (270839053).

Almost surely, 21054846801 is an apocalyptic number.

It is an amenable number.

1054846801 is a deficient number, since it is larger than the sum of its proper divisors (28509411).

1054846801 is an equidigital number, since it uses as much as digits as its factorization.

1054846801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28509410.

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 1054846801 is about 32478.4051486522. The cubic root of 1054846801 is about 1017.9578521694.

The spelling of 1054846801 in words is "one billion, fifty-four million, eight hundred forty-six thousand, eight hundred one".

Divisors: 1 37 28509373 1054846801