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30207067427 = 211145998123
BaseRepresentation
bin11100001000011110…
…110100010100100011
32212222011221000111002
4130020132310110203
5443331002124202
621513230142215
72116362556655
oct341036642443
985864830432
1030207067427
11118a1113939
125a3035196b
132b052551c4
141667b4a6d5
15bbbdcc302
hex7087b4523

30207067427 has 8 divisors (see below), whose sum is σ = 30371340480. Its totient is φ = 30042993960.

The previous prime is 30207067421. The next prime is 30207067441. The reversal of 30207067427 is 72476070203.

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 30207067427 - 228 = 29938631971 is a prime.

It is a super-3 number, since 3×302070674273 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30207067421) 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, 258788 + ... + 356910.

It is an arithmetic number, because the mean of its divisors is an integer number (3796417560).

Almost surely, 230207067427 is an apocalyptic number.

30207067427 is a deficient number, since it is larger than the sum of its proper divisors (164273053).

30207067427 is a wasteful number, since it uses less digits than its factorization.

30207067427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99793.

The product of its (nonzero) digits is 98784, while the sum is 38.

The spelling of 30207067427 in words is "thirty billion, two hundred seven million, sixty-seven thousand, four hundred twenty-seven".

Divisors: 1 211 1459 98123 307849 20703953 143161457 30207067427