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16930706 = 213651181
BaseRepresentation
bin100000010010…
…1011110010010
31011212011120012
41000211132102
513313240311
61402514522
7263623442
oct100453622
934764505
1016930706
119614321
125805a42
13367a390
14236a122
15174678b
hex1025792

16930706 has 8 divisors (see below), whose sum is σ = 27349644. Its totient is φ = 7814160.

The previous prime is 16930687. The next prime is 16930709. The reversal of 16930706 is 60703961.

It can be written as a sum of positive squares in 2 ways, for example, as 12666481 + 4264225 = 3559^2 + 2065^2 .

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

It is not an unprimeable number, because it can be changed into a prime (16930709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325565 + ... + 325616.

Almost surely, 216930706 is an apocalyptic number.

16930706 is a deficient number, since it is larger than the sum of its proper divisors (10418938).

16930706 is a wasteful number, since it uses less digits than its factorization.

16930706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651196.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 16930706 is about 4114.6939132820. The cubic root of 16930706 is about 256.7783217662.

The spelling of 16930706 in words is "sixteen million, nine hundred thirty thousand, seven hundred six".

Divisors: 1 2 13 26 651181 1302362 8465353 16930706