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54202331033 = 169731940089
BaseRepresentation
bin110010011110101101…
…011110111110011001
312011220110020201001222
4302132231132332121
51342001244043113
640522240021425
73626120132504
oct623655367631
9164813221058
1054202331033
1120a94891604
12a608301875
13515a583736
1428a28b213b
151623784e08
hexc9eb5ef99

54202331033 has 4 divisors (see below), whose sum is σ = 54234272820. Its totient is φ = 54170389248.

The previous prime is 54202331009. The next prime is 54202331059. The reversal of 54202331033 is 33013320245.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43011441664 + 11190889369 = 207392^2 + 105787^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54202331033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54202330993 and 54202331011.

It is not an unprimeable number, because it can be changed into a prime (54202331333) 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 3 ways as a sum of consecutive naturals, for example, 15968348 + ... + 15971741.

It is an arithmetic number, because the mean of its divisors is an integer number (13558568205).

Almost surely, 254202331033 is an apocalyptic number.

It is an amenable number.

54202331033 is a deficient number, since it is larger than the sum of its proper divisors (31941787).

54202331033 is a wasteful number, since it uses less digits than its factorization.

54202331033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31941786.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 54202331033 its reverse (33013320245), we get a palindrome (87215651278).

The spelling of 54202331033 in words is "fifty-four billion, two hundred two million, three hundred thirty-one thousand, thirty-three".

Divisors: 1 1697 31940089 54202331033