Search a number
-
+
69900008119 = 225131052869
BaseRepresentation
bin100000100011001011…
…1010111101010110111
320200102110012022210121
41001012113113222313
52121123400224434
652040035432411
75023121160064
oct1010627275267
9220373168717
1069900008119
112770a806757
1211669455707
13678c807766
143551627c6b
151c4195d7b4
hex10465d7ab7

69900008119 has 4 divisors (see below), whose sum is σ = 69931063240. Its totient is φ = 69868953000.

The previous prime is 69900008099. The next prime is 69900008131. The reversal of 69900008119 is 91180000996.

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

It is a cyclic number.

It is not a de Polignac number, because 69900008119 - 221 = 69897910967 is a prime.

It is a super-2 number, since 2×699000081192 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69900008149) 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, 15524184 + ... + 15528685.

It is an arithmetic number, because the mean of its divisors is an integer number (17482765810).

Almost surely, 269900008119 is an apocalyptic number.

69900008119 is a deficient number, since it is larger than the sum of its proper divisors (31055121).

69900008119 is a wasteful number, since it uses less digits than its factorization.

69900008119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31055120.

The product of its (nonzero) digits is 34992, while the sum is 43.

The spelling of 69900008119 in words is "sixty-nine billion, nine hundred million, eight thousand, one hundred nineteen".

Divisors: 1 2251 31052869 69900008119