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30002220029 = 472712355517
BaseRepresentation
bin11011111100010001…
…011000101111111101
32212102220110200200102
4123330101120233331
5442421032020104
621441031410445
72111324443145
oct337421305775
985386420612
1030002220029
11117a651aa71
125993823a25
132aa1991722
141648865925
15ba8e16a1e
hex6fc458bfd

30002220029 has 8 divisors (see below), whose sum is σ = 30753643008. Its totient is φ = 29255508720.

The previous prime is 30002219999. The next prime is 30002220037. The reversal of 30002220029 is 92002220003.

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

It is a cyclic number.

It is not a de Polignac number, because 30002220029 - 216 = 30002154493 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30002220529) 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, 1165022 + ... + 1190495.

It is an arithmetic number, because the mean of its divisors is an integer number (3844205376).

Almost surely, 230002220029 is an apocalyptic number.

It is an amenable number.

30002220029 is a deficient number, since it is larger than the sum of its proper divisors (751422979).

30002220029 is a wasteful number, since it uses less digits than its factorization.

30002220029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2355835.

The product of its (nonzero) digits is 432, while the sum is 20.

The spelling of 30002220029 in words is "thirty billion, two million, two hundred twenty thousand, twenty-nine".

Divisors: 1 47 271 12737 2355517 110709299 638345107 30002220029