Search a number
-
+
50055231504441 = 316685077168147
BaseRepresentation
bin10110110000110011001000…
…10010110000000000111001
320120020020022010222101201110
423120121210102300000321
523030101103231120231
6254243020024110533
713354241204441322
oct1330314422600071
9216206263871643
1050055231504441
1114a49339279929
125745057905449
1321c125a289557
14c50986a5d449
155bc0b893a046
hex2d86644b0039

50055231504441 has 4 divisors (see below), whose sum is σ = 66740308672592. Its totient is φ = 33370154336292.

The previous prime is 50055231504283. The next prime is 50055231504449. The reversal of 50055231504441 is 14440513255005.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2k-50055231504441 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 50055231504441.

It is not an unprimeable number, because it can be changed into a prime (50055231504449) 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, 8342538584071 + ... + 8342538584076.

It is an arithmetic number, because the mean of its divisors is an integer number (16685077168148).

Almost surely, 250055231504441 is an apocalyptic number.

It is an amenable number.

50055231504441 is a deficient number, since it is larger than the sum of its proper divisors (16685077168151).

50055231504441 is a wasteful number, since it uses less digits than its factorization.

50055231504441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16685077168150.

The product of its (nonzero) digits is 240000, while the sum is 39.

Adding to 50055231504441 its reverse (14440513255005), we get a palindrome (64495744759446).

The spelling of 50055231504441 in words is "fifty trillion, fifty-five billion, two hundred thirty-one million, five hundred four thousand, four hundred forty-one".

Divisors: 1 3 16685077168147 50055231504441