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34271186780 = 2251713559339
BaseRepresentation
bin11111111010101110…
…001100111101011100
310021110102021200011002
4133322232030331130
51030141410434110
623424410245432
72322162165305
oct377256147534
9107412250132
1034271186780
1113597211966
126785426878
13330223685c
1419317d17ac
15d58abaaa5
hex7fab8cf5c

34271186780 has 12 divisors (see below), whose sum is σ = 71969492280. Its totient is φ = 13708474704.

The previous prime is 34271186779. The next prime is 34271186801. The reversal of 34271186780 is 8768117243.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856779650 + ... + 856779689.

It is an arithmetic number, because the mean of its divisors is an integer number (5997457690).

Almost surely, 234271186780 is an apocalyptic number.

It is an amenable number.

34271186780 is an abundant number, since it is smaller than the sum of its proper divisors (37698305500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34271186780 is a wasteful number, since it uses less digits than its factorization.

34271186780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713559348 (or 1713559346 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 47.

The spelling of 34271186780 in words is "thirty-four billion, two hundred seventy-one million, one hundred eighty-six thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 1713559339 3427118678 6854237356 8567796695 17135593390 34271186780