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8230078680073 = 55311487991083
BaseRepresentation
bin111011111000011011011…
…1010101000110000001001
31002010210021100000100111121
41313300312322220300021
52034320200120230243
625300502420355241
71506414010350115
oct167606672506011
932123240010447
108230078680073
1126933a1947a18
12b0b064845b21
13479129695a83
142064a340a745
15e413ada61ed
hex77c36ea8c09

8230078680073 has 4 divisors (see below), whose sum is σ = 8231566676688. Its totient is φ = 8228590683460.

The previous prime is 8230078680059. The next prime is 8230078680107. The reversal of 8230078680073 is 3700868700328.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8230078680073 - 237 = 8092639726601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8230078680073.

It is not an unprimeable number, because it can be changed into a prime (8230078680973) 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, 743990011 + ... + 744001072.

It is an arithmetic number, because the mean of its divisors is an integer number (2057891669172).

Almost surely, 28230078680073 is an apocalyptic number.

It is an amenable number.

8230078680073 is a deficient number, since it is larger than the sum of its proper divisors (1487996615).

8230078680073 is a wasteful number, since it uses less digits than its factorization.

8230078680073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487996614.

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 8230078680073 in words is "eight trillion, two hundred thirty billion, seventy-eight million, six hundred eighty thousand, seventy-three".

Divisors: 1 5531 1487991083 8230078680073