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30010622 = 289168599
BaseRepresentation
bin111001001111…
…0110011111110
32002110200211112
41302132303332
530140314442
62551122022
7513041345
oct162366376
962420745
1030010622
1115a38474
12a073312
1362a9a85
143db2b5c
15297c082
hex1c9ecfe

30010622 has 8 divisors (see below), whose sum is σ = 45522000. Its totient is φ = 14836624.

The previous prime is 30010619. The next prime is 30010657. The reversal of 30010622 is 22601003.

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

It is a junction number, because it is equal to n+sod(n) for n = 30010597 and 30010606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84122 + ... + 84477.

It is an arithmetic number, because the mean of its divisors is an integer number (5690250).

Almost surely, 230010622 is an apocalyptic number.

30010622 is a deficient number, since it is larger than the sum of its proper divisors (15511378).

30010622 is a wasteful number, since it uses less digits than its factorization.

30010622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168690.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 30010622 is about 5478.1951407375. The cubic root of 30010622 is about 310.7599185166.

Adding to 30010622 its reverse (22601003), we get a palindrome (52611625).

The spelling of 30010622 in words is "thirty million, ten thousand, six hundred twenty-two".

Divisors: 1 2 89 178 168599 337198 15005311 30010622