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86280138182138 = 2191392254039871
BaseRepresentation
bin10011100111100010101000…
…111111001100110111111010
3102022111022010011210201021112
4103213202220333030313322
542302103210333312023
6503300314233040322
724113351153646515
oct2347425077146772
9368438104721245
1086280138182138
112554522375a08a
1298158038560a2
13391b24a167a64
141743da3acdd7c
159e952750c478
hex4e78a8fccdfa

86280138182138 has 8 divisors (see below), whose sum is σ = 129426969450240. Its totient is φ = 43137815032060.

The previous prime is 86280138182113. The next prime is 86280138182141. The reversal of 86280138182138 is 83128183108268.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126981658 + ... + 1127058213.

It is an arithmetic number, because the mean of its divisors is an integer number (16178371181280).

Almost surely, 286280138182138 is an apocalyptic number.

86280138182138 is a deficient number, since it is larger than the sum of its proper divisors (43146831268102).

86280138182138 is a wasteful number, since it uses less digits than its factorization.

86280138182138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254059012.

The product of its (nonzero) digits is 7077888, while the sum is 59.

The spelling of 86280138182138 in words is "eighty-six trillion, two hundred eighty billion, one hundred thirty-eight million, one hundred eighty-two thousand, one hundred thirty-eight".

Divisors: 1 2 19139 38278 2254039871 4508079742 43140069091069 86280138182138