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42147414167 = 178923559203
BaseRepresentation
bin100111010000001011…
…101000000010010111
311000210022210110221112
4213100023220002113
51142304214223132
631210125205235
73021311052335
oct472013500227
9130708713845
1042147414167
11169691310a1
12820310081b
133c88c31831
14207b87ab55
15116a2b7ab2
hex9d02e8097

42147414167 has 4 divisors (see below), whose sum is σ = 42170975160. Its totient is φ = 42123853176.

The previous prime is 42147414157. The next prime is 42147414191. The reversal of 42147414167 is 76141474124.

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 42147414167 - 216 = 42147348631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42147414157) 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, 11777813 + ... + 11781390.

It is an arithmetic number, because the mean of its divisors is an integer number (10542743790).

Almost surely, 242147414167 is an apocalyptic number.

42147414167 is a deficient number, since it is larger than the sum of its proper divisors (23560993).

42147414167 is a wasteful number, since it uses less digits than its factorization.

42147414167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23560992.

The product of its digits is 150528, while the sum is 41.

The spelling of 42147414167 in words is "forty-two billion, one hundred forty-seven million, four hundred fourteen thousand, one hundred sixty-seven".

Divisors: 1 1789 23559203 42147414167