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2107353393 = 32373627749
BaseRepresentation
bin111110110011011…
…1010100100110001
312102212100122101200
41331212322210301
513303440302033
6545035521413
7103136131305
oct17546724461
95385318350
102107353393
11991600882
124a98b9269
13277793b92
1415dc41d05
15c501b013
hex7d9ba931

2107353393 has 12 divisors (see below), whose sum is σ = 3052120500. Its totient is φ = 1401133536.

The previous prime is 2107353379. The next prime is 2107353401. The reversal of 2107353393 is 3933537012.

2107353393 is a `hidden beast` number, since 210 + 7 + 3 + 53 + 393 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1007237169 + 1100116224 = 31737^2 + 33168^2 .

It is not a de Polignac number, because 2107353393 - 212 = 2107349297 is a prime.

It is a super-2 number, since 2×21073533932 = 8881876645977224898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2107354393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310518 + ... + 317231.

It is an arithmetic number, because the mean of its divisors is an integer number (254343375).

Almost surely, 22107353393 is an apocalyptic number.

It is an amenable number.

2107353393 is a deficient number, since it is larger than the sum of its proper divisors (944767107).

2107353393 is a wasteful number, since it uses less digits than its factorization.

2107353393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628128 (or 628125 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 36.

The square root of 2107353393 is about 45905.9189320941. The cubic root of 2107353393 is about 1282.0721224625.

The spelling of 2107353393 in words is "two billion, one hundred seven million, three hundred fifty-three thousand, three hundred ninety-three".

Divisors: 1 3 9 373 1119 3357 627749 1883247 5649741 234150377 702451131 2107353393