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206712000938 = 2805571283017
BaseRepresentation
bin1100000010000011111…
…1101101000110101010
3201202120010002122211202
43000200333231012222
511341321233012223
6234543455324202
720635342005602
oct3004077550652
9652503078752
10206712000938
117a736598913
123408b520662
1316653a69871
14a00d6adc02
15559c850428
hex3020fed1aa

206712000938 has 8 divisors (see below), whose sum is σ = 310072092132. Its totient is φ = 103354636896.

The previous prime is 206712000917. The next prime is 206712000997. The reversal of 206712000938 is 839000217602.

It can be written as a sum of positive squares in 2 ways, for example, as 191123729329 + 15588271609 = 437177^2 + 124853^2 .

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

It is a Curzon 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, 480395 + ... + 802622.

Almost surely, 2206712000938 is an apocalyptic number.

206712000938 is a deficient number, since it is larger than the sum of its proper divisors (103360091194).

206712000938 is a wasteful number, since it uses less digits than its factorization.

206712000938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363576.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 206712000938 in words is "two hundred six billion, seven hundred twelve million, nine hundred thirty-eight", and thus it is an aban number.

Divisors: 1 2 80557 161114 1283017 2566034 103356000469 206712000938