Search a number
-
+
69142024097 = 297134336779
BaseRepresentation
bin100000001100100101…
…1111000111110100001
320121110121220202012022
41000121023320332201
52113100324232342
651432521311225
74665255336116
oct1003113707641
9217417822168
1069142024097
1127360963083
1211497635515
13669b775bc3
1434bcab890d
151bea1359d2
hex10192f8fa1

69142024097 has 8 divisors (see below), whose sum is σ = 69195649440. Its totient is φ = 69088425120.

The previous prime is 69142024069. The next prime is 69142024121. The reversal of 69142024097 is 79042024196.

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 69142024097 - 26 = 69142024033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69142024297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10196054 + ... + 10202832.

It is an arithmetic number, because the mean of its divisors is an integer number (8649456180).

Almost surely, 269142024097 is an apocalyptic number.

It is an amenable number.

69142024097 is a deficient number, since it is larger than the sum of its proper divisors (53625343).

69142024097 is a wasteful number, since it uses less digits than its factorization.

69142024097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13183.

The product of its (nonzero) digits is 217728, while the sum is 44.

Subtracting 69142024097 from its reverse (79042024196), we obtain a palindrome (9900000099).

It can be divided in two parts, 691420 and 24097, that added together give a palindrome (715517).

The spelling of 69142024097 in words is "sixty-nine billion, one hundred forty-two million, twenty-four thousand, ninety-seven".

Divisors: 1 2971 3433 6779 10199443 20140409 23272307 69142024097