Search a number
-
+
54389751337 = 509229346601
BaseRepresentation
bin110010101001111000…
…011011111000101001
312012101111220122101201
4302221320123320221
51342342234020322
640553013044201
73633554154415
oct625170337051
9165344818351
1054389751337
1121080662219
12a65b026661
13518a354c1c
1428bd73bd45
151634e56d27
hexca9e1be29

54389751337 has 8 divisors (see below), whose sum is σ = 54521543880. Its totient is φ = 54258057600.

The previous prime is 54389751313. The next prime is 54389751407. The reversal of 54389751337 is 73315798345.

It can be written as a sum of positive squares in 4 ways, for example, as 2796717456 + 51593033881 = 52884^2 + 227141^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54389751337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54389751307) 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, 1143837 + ... + 1190437.

It is an arithmetic number, because the mean of its divisors is an integer number (6815192985).

Almost surely, 254389751337 is an apocalyptic number.

It is an amenable number.

54389751337 is a deficient number, since it is larger than the sum of its proper divisors (131792543).

54389751337 is a wasteful number, since it uses less digits than its factorization.

54389751337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49403.

The product of its digits is 9525600, while the sum is 55.

The spelling of 54389751337 in words is "fifty-four billion, three hundred eighty-nine million, seven hundred fifty-one thousand, three hundred thirty-seven".

Divisors: 1 509 2293 46601 1167137 23719909 106856093 54389751337