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30141414 = 2321674523
BaseRepresentation
bin111001011111…
…0101111100110
32002201100020200
41302332233212
530204011124
62554011330
7514124562
oct162765746
962640220
1030141414
1116017766
12a116b46
136324474
1440086a2
1529a5bc9
hex1cbebe6

30141414 has 12 divisors (see below), whose sum is σ = 65306436. Its totient is φ = 10047132.

The previous prime is 30141407. The next prime is 30141457. The reversal of 30141414 is 41414103.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1674523 = 30141414 / (3 + 0 + 1 + 4 + 1 + 4 + 1 + 4).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

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 5 ways as a sum of consecutive naturals, for example, 837244 + ... + 837279.

It is an arithmetic number, because the mean of its divisors is an integer number (5442203).

Almost surely, 230141414 is an apocalyptic number.

30141414 is an abundant number, since it is smaller than the sum of its proper divisors (35165022).

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

30141414 is a wasteful number, since it uses less digits than its factorization.

30141414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674531 (or 1674528 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 30141414 is about 5490.1196708269. The cubic root of 30141414 is about 311.2107145462.

Adding to 30141414 its reverse (41414103), we get a palindrome (71555517).

The spelling of 30141414 in words is "thirty million, one hundred forty-one thousand, four hundred fourteen".

Divisors: 1 2 3 6 9 18 1674523 3349046 5023569 10047138 15070707 30141414