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30869227 = 431136353
BaseRepresentation
bin111010111000…
…0011011101011
32011002022121201
41311300123223
530400303402
63021345031
7523245514
oct165603353
964068551
1030869227
1116474564
12a408177
13651a81c
144157a0b
152a9b687
hex1d706eb

30869227 has 8 divisors (see below), whose sum is σ = 31871664. Its totient is φ = 29879808.

The previous prime is 30869219. The next prime is 30869231. The reversal of 30869227 is 72296803.

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 30869227 - 23 = 30869219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30869257) 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, 1683 + ... + 8035.

It is an arithmetic number, because the mean of its divisors is an integer number (3983958).

Almost surely, 230869227 is an apocalyptic number.

30869227 is a deficient number, since it is larger than the sum of its proper divisors (1002437).

30869227 is a wasteful number, since it uses less digits than its factorization.

30869227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6509.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 30869227 is about 5556.0081893388. The cubic root of 30869227 is about 313.6957138502.

The spelling of 30869227 in words is "thirty million, eight hundred sixty-nine thousand, two hundred twenty-seven".

Divisors: 1 43 113 4859 6353 273179 717889 30869227