Search a number
-
+
69122741099 = 229971310861
BaseRepresentation
bin100000001100000001…
…0010101001101101011
320121102021122001220012
41000120002111031223
52113030410203344
651430552122135
74664632414346
oct1003002251553
9217367561805
1069122741099
1127350a92515
121149109634b
136697783c49
1434ba2d945d
151be85c729e
hex101809536b

69122741099 has 8 divisors (see below), whose sum is σ = 69496308720. Its totient is φ = 68749797600.

The previous prime is 69122741069. The next prime is 69122741131. The reversal of 69122741099 is 99014722196.

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

It is a cyclic number.

It is not a de Polignac number, because 69122741099 - 228 = 68854305643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69122741069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66929 + ... + 377789.

It is an arithmetic number, because the mean of its divisors is an integer number (8687038590).

Almost surely, 269122741099 is an apocalyptic number.

69122741099 is a deficient number, since it is larger than the sum of its proper divisors (373567621).

69122741099 is a wasteful number, since it uses less digits than its factorization.

69122741099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312061.

The product of its (nonzero) digits is 489888, while the sum is 50.

The spelling of 69122741099 in words is "sixty-nine billion, one hundred twenty-two million, seven hundred forty-one thousand, ninety-nine".

Divisors: 1 229 971 222359 310861 71187169 301846031 69122741099