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30016830155 = 5132066322349
BaseRepresentation
bin11011111101001001…
…000111101011001011
32212110220221222000012
4123331021013223023
5442433302031110
621442312502135
72111562563234
oct337511075313
985426858005
1030016830155
1111803799854
1259986aa94b
132aa4a08780
14164a78a08b
15baa350905
hex6fd247acb

30016830155 has 16 divisors (see below), whose sum is σ = 38794593600. Its totient is φ = 22164210048.

The previous prime is 30016830143. The next prime is 30016830187. The reversal of 30016830155 is 55103861003.

It is a cyclic number.

It is not a de Polignac number, because 30016830155 - 26 = 30016830091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1331921 + ... + 1354269.

It is an arithmetic number, because the mean of its divisors is an integer number (2424662100).

Almost surely, 230016830155 is an apocalyptic number.

30016830155 is a deficient number, since it is larger than the sum of its proper divisors (8777763445).

30016830155 is a wasteful number, since it uses less digits than its factorization.

30016830155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43030.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 30016830155 in words is "thirty billion, sixteen million, eight hundred thirty thousand, one hundred fifty-five".

Divisors: 1 5 13 65 20663 22349 103315 111745 268619 290537 1343095 1452685 461797387 2308986935 6003366031 30016830155