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30314322 = 23223371979
BaseRepresentation
bin111001110100…
…0111101010010
32010001010102200
41303220331102
530230024242
63001424030
7515444643
oct163507522
963033380
1030314322
1116125665
12a19b016
13638508c
1440516ca
1529dc04c
hex1ce8f52

30314322 has 48 divisors (see below), whose sum is σ = 70424640. Its totient is φ = 9399456.

The previous prime is 30314303. The next prime is 30314327. The reversal of 30314322 is 22341303.

30314322 is a `hidden beast` number, since 30 + 314 + 322 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 30314295 and 30314304.

It is not an unprimeable number, because it can be changed into a prime (30314327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14329 + ... + 16307.

It is an arithmetic number, because the mean of its divisors is an integer number (1467180).

Almost surely, 230314322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30314322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35212320).

30314322 is an abundant number, since it is smaller than the sum of its proper divisors (40110318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30314322 is a wasteful number, since it uses less digits than its factorization.

30314322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047 (or 2044 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 30314322 is about 5505.8443494164. The cubic root of 30314322 is about 311.8046731065.

Adding to 30314322 its reverse (22341303), we get a palindrome (52655625).

The spelling of 30314322 in words is "thirty million, three hundred fourteen thousand, three hundred twenty-two".

Divisors: 1 2 3 6 9 18 23 37 46 69 74 111 138 207 222 333 414 666 851 1702 1979 2553 3958 5106 5937 7659 11874 15318 17811 35622 45517 73223 91034 136551 146446 219669 273102 409653 439338 659007 819306 1318014 1684129 3368258 5052387 10104774 15157161 30314322