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30031132203 = 327176161757
BaseRepresentation
bin11011111101111111…
…101011011000101011
32212111220212120201200
4123331333223120223
5443000432212303
621443543215243
72112125261202
oct337577533053
985456776650
1030031132203
1111810878126
1259a1447523
132aa7975517
14164c630239
15bab7283a3
hex6fdfeb62b

30031132203 has 24 divisors (see below), whose sum is σ = 44047781856. Its totient is φ = 19712515200.

The previous prime is 30031132193. The next prime is 30031132249. The reversal of 30031132203 is 30223113003.

30031132203 is a `hidden beast` number, since 30 + 0 + 311 + 322 + 0 + 3 = 666.

It is not a de Polignac number, because 30031132203 - 25 = 30031132171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30031132283) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 455401 + ... + 517157.

It is an arithmetic number, because the mean of its divisors is an integer number (1835324244).

Almost surely, 230031132203 is an apocalyptic number.

30031132203 is a deficient number, since it is larger than the sum of its proper divisors (14016649653).

30031132203 is a wasteful number, since it uses less digits than its factorization.

30031132203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62595 (or 62592 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 30031132203 its reverse (30223113003), we get a palindrome (60254245206).

The spelling of 30031132203 in words is "thirty billion, thirty-one million, one hundred thirty-two thousand, two hundred three".

Divisors: 1 3 9 71 213 639 761 2283 6849 54031 61757 162093 185271 486279 555813 4384747 13154241 39462723 46997077 140991231 422973693 3336792467 10010377401 30031132203