Search a number
-
+
30010034 = 237405541
BaseRepresentation
bin111001001111…
…0101010110010
32002110200000202
41302132222302
530140310114
62551115202
7513036545
oct162365262
962420022
1030010034
1115a37a8a
12a072b02
1362a9722
143db285c
15297bcde
hex1c9eab2

30010034 has 8 divisors (see below), whose sum is σ = 46231788. Its totient is φ = 14599440.

The previous prime is 30010033. The next prime is 30010039. The reversal of 30010034 is 43001003.

It can be written as a sum of positive squares in 2 ways, for example, as 29757025 + 253009 = 5455^2 + 503^2 .

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 = 30009997 and 30010024.

It is not an unprimeable number, because it can be changed into a prime (30010033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202697 + ... + 202844.

Almost surely, 230010034 is an apocalyptic number.

30010034 is a deficient number, since it is larger than the sum of its proper divisors (16221754).

30010034 is a wasteful number, since it uses less digits than its factorization.

30010034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405580.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 30010034 is about 5478.1414731641. The cubic root of 30010034 is about 310.7578889238.

Adding to 30010034 its reverse (43001003), we get a palindrome (73011037).

The spelling of 30010034 in words is "thirty million, ten thousand, thirty-four".

Divisors: 1 2 37 74 405541 811082 15005017 30010034