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806814734740 = 22575762962391
BaseRepresentation
bin10111011110110011110…
…01111101100110010100
32212010112022021010121121
423233121321331212110
5101204324033002430
61414351235453324
7112201423043230
oct13573171754624
92763468233547
10806814734740
1129119397a883
12110448757244
135b10ba86cb1
142b09b4575c0
1515ec1712a7a
hexbbd9e7d994

806814734740 has 24 divisors (see below), whose sum is σ = 1936355363712. Its totient is φ = 276622194720.

The previous prime is 806814734731. The next prime is 806814734833. The reversal of 806814734740 is 47437418608.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2881481056 + ... + 2881481335.

It is an arithmetic number, because the mean of its divisors is an integer number (80681473488).

Almost surely, 2806814734740 is an apocalyptic number.

It is an amenable number.

806814734740 is an abundant number, since it is smaller than the sum of its proper divisors (1129540628972).

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

806814734740 is a wasteful number, since it uses less digits than its factorization.

806814734740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5762962407 (or 5762962405 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 52.

The spelling of 806814734740 in words is "eight hundred six billion, eight hundred fourteen million, seven hundred thirty-four thousand, seven hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 5762962391 11525924782 23051849564 28814811955 40340736737 57629623910 80681473474 115259247820 161362946948 201703683685 403407367370 806814734740