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84380238833 = 1112611608273
BaseRepresentation
bin100111010010101110…
…1000100001111110001
322001210121022021001212
41032211131010033301
52340302320120313
6102432545205505
76045010124132
oct1164535041761
9261717267055
1084380238833
1132870499380
121442a930895
137c59769307
1441267cbc89
1522dcd023a8
hex13a57443f1

84380238833 has 8 divisors (see below), whose sum is σ = 92058620256. Its totient is φ = 76703099200.

The previous prime is 84380238829. The next prime is 84380238863. The reversal of 84380238833 is 33883208348.

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 84380238833 - 22 = 84380238829 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84380238823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165416 + ... + 442857.

It is an arithmetic number, because the mean of its divisors is an integer number (11507327532).

Almost surely, 284380238833 is an apocalyptic number.

It is an amenable number.

84380238833 is a deficient number, since it is larger than the sum of its proper divisors (7678381423).

84380238833 is a wasteful number, since it uses less digits than its factorization.

84380238833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620895.

The product of its (nonzero) digits is 2654208, while the sum is 50.

The spelling of 84380238833 in words is "eighty-four billion, three hundred eighty million, two hundred thirty-eight thousand, eight hundred thirty-three".

Divisors: 1 11 12611 138721 608273 6691003 7670930803 84380238833