Search a number
-
+
30074175 = 3252731831
BaseRepresentation
bin111001010111…
…0010100111111
32002120221000100
41302232110333
530144333200
62552332143
7513424545
oct162562477
962527010
1030074175
1115a8119a
12a0a4053
1362cc991
143dcbd95
152990d00
hex1cae53f

30074175 has 36 divisors (see below), whose sum is σ = 54633904. Its totient is φ = 15811200.

The previous prime is 30074141. The next prime is 30074201. The reversal of 30074175 is 57147003.

It is not a de Polignac number, because 30074175 - 26 = 30074111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 15510 + ... + 17340.

Almost surely, 230074175 is an apocalyptic number.

30074175 is a deficient number, since it is larger than the sum of its proper divisors (24559729).

30074175 is a wasteful number, since it uses less digits than its factorization.

30074175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920 (or 1912 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 30074175 is about 5483.9926148747. The cubic root of 30074175 is about 310.9791275715.

The spelling of 30074175 in words is "thirty million, seventy-four thousand, one hundred seventy-five".

Divisors: 1 3 5 9 15 25 45 73 75 219 225 365 657 1095 1825 1831 3285 5475 5493 9155 16425 16479 27465 45775 82395 133663 137325 400989 411975 668315 1202967 2004945 3341575 6014835 10024725 30074175