Search a number
-
+
30048417 = 3272611117
BaseRepresentation
bin111001010100…
…0000010100001
32002112121200100
41302220002201
530143022132
62552013013
7513256500
oct162500241
962477610
1030048417
1115a63903
12a091169
1362c1039
143dc2837
15298837c
hex1ca80a1

30048417 has 36 divisors (see below), whose sum is σ = 51363156. Its totient is φ = 16873920.

The previous prime is 30048413. The next prime is 30048433. The reversal of 30048417 is 71484003.

It can be written as a sum of positive squares in 2 ways, for example, as 1147041 + 28901376 = 1071^2 + 5376^2 .

It is not a de Polignac number, because 30048417 - 22 = 30048413 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (30048413) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 26343 + ... + 27459.

Almost surely, 230048417 is an apocalyptic number.

It is an amenable number.

30048417 is a deficient number, since it is larger than the sum of its proper divisors (21314739).

30048417 is a wasteful number, since it uses less digits than its factorization.

30048417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 30048417 is about 5481.6436403692. The cubic root of 30048417 is about 310.8903195015.

The spelling of 30048417 in words is "thirty million, forty-eight thousand, four hundred seventeen".

Divisors: 1 3 7 9 21 49 61 63 147 183 427 441 549 1117 1281 2989 3351 3843 7819 8967 10053 23457 26901 54733 68137 70371 164199 204411 476959 492597 613233 1430877 3338713 4292631 10016139 30048417