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30338030501 = 64349879461
BaseRepresentation
bin11100010000010010…
…011001101110100101
32220022022100122001022
4130100102121232211
5444113013434001
621534225140525
72122543001342
oct342022315645
986268318038
1030338030501
1111959033389
125a6818a745
132b2641a14c
14167b2bb7c9
15bc864b11b
hex710499ba5

30338030501 has 8 divisors (see below), whose sum is σ = 30394517664. Its totient is φ = 30281573520.

The previous prime is 30338030467. The next prime is 30338030519. The reversal of 30338030501 is 10503083303.

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-30338030501 is a prime.

It is a super-2 number, since 2×303380305012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30338033501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3201911 + ... + 3211371.

It is an arithmetic number, because the mean of its divisors is an integer number (3799314708).

Almost surely, 230338030501 is an apocalyptic number.

It is an amenable number.

30338030501 is a deficient number, since it is larger than the sum of its proper divisors (56487163).

30338030501 is an equidigital number, since it uses as much as digits as its factorization.

30338030501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15091.

The product of its (nonzero) digits is 3240, while the sum is 26.

The spelling of 30338030501 in words is "thirty billion, three hundred thirty-eight million, thirty thousand, five hundred one".

Divisors: 1 643 4987 9461 3206641 6083423 47182007 30338030501