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30050135 = 517353531
BaseRepresentation
bin111001010100…
…0011101010111
32002112201000222
41302220131113
530143101020
62552024555
7513264503
oct162503527
962481028
1030050135
1115a65125
12a09215b
1362c1a5b
143dc3303
152988b25
hex1ca8757

30050135 has 8 divisors (see below), whose sum is σ = 38181456. Its totient is φ = 22625920.

The previous prime is 30050107. The next prime is 30050143. The reversal of 30050135 is 53105003.

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

It is not a de Polignac number, because 30050135 - 26 = 30050071 is a prime.

It is a super-2 number, since 2×300501352 = 1806021227036450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176681 + ... + 176850.

It is an arithmetic number, because the mean of its divisors is an integer number (4772682).

Almost surely, 230050135 is an apocalyptic number.

30050135 is a deficient number, since it is larger than the sum of its proper divisors (8131321).

30050135 is a wasteful number, since it uses less digits than its factorization.

30050135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353553.

The product of its (nonzero) digits is 225, while the sum is 17.

The square root of 30050135 is about 5481.8003429530. The cubic root of 30050135 is about 310.8962443770.

Adding to 30050135 its reverse (53105003), we get a palindrome (83155138).

The spelling of 30050135 in words is "thirty million, fifty thousand, one hundred thirty-five".

Divisors: 1 5 17 85 353531 1767655 6010027 30050135