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8640706012102 = 221782319834237
BaseRepresentation
bin111110110111101001000…
…1101100110001111000110
31010121001011122210010101101
41331233102031212033012
52113032131214341402
630213252513250314
71551161515156333
oct175572215461706
933531148703341
108640706012102
11283155931014a
12b76762b6399a
134a8a79969958
1421c2d8b9198a
15eeb70778b87
hex7dbd23663c6

8640706012102 has 8 divisors (see below), whose sum is σ = 12961119174336. Its totient is φ = 4320332953992.

The previous prime is 8640706012007. The next prime is 8640706012111. The reversal of 8640706012102 is 2012106070468.

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

It is a congruent number.

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, 9481473 + ... + 10352764.

It is an arithmetic number, because the mean of its divisors is an integer number (1620139896792).

Almost surely, 28640706012102 is an apocalyptic number.

8640706012102 is a deficient number, since it is larger than the sum of its proper divisors (4320413162234).

8640706012102 is a wasteful number, since it uses less digits than its factorization.

8640706012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20052062.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 8640706012102 in words is "eight trillion, six hundred forty billion, seven hundred six million, twelve thousand, one hundred two".

Divisors: 1 2 217823 435646 19834237 39668474 4320353006051 8640706012102