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30368897801 = 1117162400523
BaseRepresentation
bin11100010010001000…
…001001101100001001
32220101110102212000122
4130102020021230021
5444143414212201
621541250513025
72123366241434
oct342210115411
986343385018
1030368897801
11119744a6450
125a76595775
132b2c936b18
14168143481b
15bcb1e6e1b
hex712209b09

30368897801 has 8 divisors (see below), whose sum is σ = 35078513184. Its totient is φ = 25984083520.

The previous prime is 30368897789. The next prime is 30368897843. The reversal of 30368897801 is 10879886303.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30368897801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30368897401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81200075 + ... + 81200448.

It is an arithmetic number, because the mean of its divisors is an integer number (4384814148).

Almost surely, 230368897801 is an apocalyptic number.

It is an amenable number.

30368897801 is a deficient number, since it is larger than the sum of its proper divisors (4709615383).

30368897801 is a wasteful number, since it uses less digits than its factorization.

30368897801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162400551.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 30368897801 in words is "thirty billion, three hundred sixty-eight million, eight hundred ninety-seven thousand, eight hundred one".

Divisors: 1 11 17 187 162400523 1786405753 2760808891 30368897801