Search a number
-
+
68092904294 = 234046452147
BaseRepresentation
bin111111011010101001…
…110100001101100110
320111202111210221101022
4333122221310031212
52103423240414134
651140443131142
74630256064602
oct773251641546
9214674727338
1068092904294
112697273a918
1211244213ab2
1365622cb15c
14341d622502
151b87ea052e
hexfdaa74366

68092904294 has 4 divisors (see below), whose sum is σ = 102139356444. Its totient is φ = 34046452146.

The previous prime is 68092904293. The next prime is 68092904351. The reversal of 68092904294 is 49240929086.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49240929086 = 224620464543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68092904293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17023226072 + ... + 17023226075.

It is an arithmetic number, because the mean of its divisors is an integer number (25534839111).

Almost surely, 268092904294 is an apocalyptic number.

68092904294 is a deficient number, since it is larger than the sum of its proper divisors (34046452150).

68092904294 is a wasteful number, since it uses less digits than its factorization.

68092904294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34046452149.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 68092904294 in words is "sixty-eight billion, ninety-two million, nine hundred four thousand, two hundred ninety-four".

Divisors: 1 2 34046452147 68092904294