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30206703351 = 3111753844391
BaseRepresentation
bin11100001000011101…
…011011011011110111
32212222011020112001210
4130020131123123313
5443330404001401
621513214252503
72116356512346
oct341035333367
985864215053
1030206703351
11118a0995350
125a301b7133
132b05158586
141667a93b5d
15bbbd594d6
hex70875b6f7

30206703351 has 16 divisors (see below), whose sum is σ = 46521554688. Its totient is φ = 17230204800.

The previous prime is 30206703341. The next prime is 30206703353. The reversal of 30206703351 is 15330760203.

It is not a de Polignac number, because 30206703351 - 27 = 30206703223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30206703353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26921635 + ... + 26922756.

It is an arithmetic number, because the mean of its divisors is an integer number (2907597168).

Almost surely, 230206703351 is an apocalyptic number.

30206703351 is a deficient number, since it is larger than the sum of its proper divisors (16314851337).

30206703351 is a wasteful number, since it uses less digits than its factorization.

30206703351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53844422.

The product of its (nonzero) digits is 11340, while the sum is 30.

The spelling of 30206703351 in words is "thirty billion, two hundred six million, seven hundred three thousand, three hundred fifty-one".

Divisors: 1 3 11 17 33 51 187 561 53844391 161533173 592288301 915354647 1776864903 2746063941 10068901117 30206703351