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30106675 = 527971511
BaseRepresentation
bin111001011011…
…0010000110011
32002122120121001
41302312100303
530201403200
62553142431
7513621364
oct162662063
962576531
1030106675
1115aa3655
12a0baa17
136311701
143dd9b6b
15299a76a
hex1cb6433

30106675 has 12 divisors (see below), whose sum is σ = 37403856. Its totient is φ = 24039200.

The previous prime is 30106667. The next prime is 30106691. The reversal of 30106675 is 57660103.

It is not a de Polignac number, because 30106675 - 23 = 30106667 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19170 + ... + 20680.

It is an arithmetic number, because the mean of its divisors is an integer number (3116988).

Almost surely, 230106675 is an apocalyptic number.

30106675 is a deficient number, since it is larger than the sum of its proper divisors (7297181).

30106675 is a wasteful number, since it uses less digits than its factorization.

30106675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318 (or 2313 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 30106675 is about 5486.9549843242. The cubic root of 30106675 is about 311.0911082897.

Adding to 30106675 its reverse (57660103), we get a palindrome (87766778).

The spelling of 30106675 in words is "thirty million, one hundred six thousand, six hundred seventy-five".

Divisors: 1 5 25 797 1511 3985 7555 19925 37775 1204267 6021335 30106675