Search a number
-
+
30026174 = 2143910433
BaseRepresentation
bin111001010001…
…0100110111110
32002111111011112
41302202212332
530141314144
62551322022
7513134603
oct162424676
962444145
1030026174
1115a49122
12a080312
1362b3b89
143db86aa
15298199e
hex1ca29be

30026174 has 8 divisors (see below), whose sum is σ = 45074880. Its totient is φ = 15001216.

The previous prime is 30026173. The next prime is 30026177. The reversal of 30026174 is 47162003.

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

It is a super-2 number, since 2×300261742 = 1803142250156552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30026173) 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, 2339 + ... + 8094.

It is an arithmetic number, because the mean of its divisors is an integer number (5634360).

Almost surely, 230026174 is an apocalyptic number.

30026174 is a deficient number, since it is larger than the sum of its proper divisors (15048706).

30026174 is a wasteful number, since it uses less digits than its factorization.

30026174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11874.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 30026174 is about 5479.6144024922. The cubic root of 30026174 is about 310.8135895541.

Adding to 30026174 its reverse (47162003), we get a palindrome (77188177).

The spelling of 30026174 in words is "thirty million, twenty-six thousand, one hundred seventy-four".

Divisors: 1 2 1439 2878 10433 20866 15013087 30026174