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80270705336351 = 108429774030183
BaseRepresentation
bin10010010000000101111010…
…111000001010000000011111
3101112012210201110200221120112
4102100011322320022000133
541010123401031230401
6442415504123240235
722623236623402235
oct2220057270120037
9345183643627515
1080270705336351
1123638684567012
12900500097907b
1335a365878600a
1415b71a1214955
1594305a3973bb
hex49017ae0a01f

80270705336351 has 4 divisors (see below), whose sum is σ = 80270780450832. Its totient is φ = 80270630221872.

The previous prime is 80270705336287. The next prime is 80270705336357. The reversal of 80270705336351 is 15363350707208.

It is a happy number.

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 80270705336351 - 26 = 80270705336287 is a prime.

It is a super-2 number, since 2×802707053363512 (a number of 29 digits) contains 22 as substring.

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 80270705336351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80270705336357) 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 3 ways as a sum of consecutive naturals, for example, 35930795 + ... + 38099388.

It is an arithmetic number, because the mean of its divisors is an integer number (20067695112708).

Almost surely, 280270705336351 is an apocalyptic number.

80270705336351 is a deficient number, since it is larger than the sum of its proper divisors (75114481).

80270705336351 is a wasteful number, since it uses less digits than its factorization.

80270705336351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75114480.

The product of its (nonzero) digits is 3175200, while the sum is 50.

The spelling of 80270705336351 in words is "eighty trillion, two hundred seventy billion, seven hundred five million, three hundred thirty-six thousand, three hundred fifty-one".

Divisors: 1 1084297 74030183 80270705336351