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84076075142 = 242038037571
BaseRepresentation
bin100111001001101010…
…0110001100010000110
322001000101222010220222
41032103110301202012
52334141433401032
6102342442024342
76034324563413
oct1162324614206
9261011863828
1084076075142
1132724830724
1214364aa80b2
137c0b7412b7
1440d825310a
1522c126ea12
hex1393531886

84076075142 has 4 divisors (see below), whose sum is σ = 126114112716. Its totient is φ = 42038037570.

The previous prime is 84076075133. The next prime is 84076075147. The reversal of 84076075142 is 24157067048.

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

It is a super-3 number, since 3×840760751423 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 84076075093 and 84076075102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84076075147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21019018784 + ... + 21019018787.

It is an arithmetic number, because the mean of its divisors is an integer number (31528528179).

Almost surely, 284076075142 is an apocalyptic number.

84076075142 is a deficient number, since it is larger than the sum of its proper divisors (42038037574).

84076075142 is a wasteful number, since it uses less digits than its factorization.

84076075142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42038037573.

The product of its (nonzero) digits is 376320, while the sum is 44.

The spelling of 84076075142 in words is "eighty-four billion, seventy-six million, seventy-five thousand, one hundred forty-two".

Divisors: 1 2 42038037571 84076075142