[go: up one dir, main page]

Search a number
-
+
30106148 = 227526537
BaseRepresentation
bin111001011011…
…0001000100100
32002122112212112
41302312020210
530201344043
62553140152
7513620012
oct162661044
962575775
1030106148
1115aa3216
12a0ba658
1363113b7
143dd98b2
15299a518
hex1cb6224

30106148 has 6 divisors (see below), whose sum is σ = 52685766. Its totient is φ = 15053072.

The previous prime is 30106117. The next prime is 30106151. The reversal of 30106148 is 84160103.

It can be written as a sum of positive squares in only one way, i.e., 30052324 + 53824 = 5482^2 + 232^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3763265 + ... + 3763272.

It is an arithmetic number, because the mean of its divisors is an integer number (8780961).

Almost surely, 230106148 is an apocalyptic number.

It is an amenable number.

30106148 is a deficient number, since it is larger than the sum of its proper divisors (22579618).

30106148 is a wasteful number, since it uses less digits than its factorization.

30106148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7526541 (or 7526539 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 30106148 is about 5486.9069611212. The cubic root of 30106148 is about 311.0892931223.

The spelling of 30106148 in words is "thirty million, one hundred six thousand, one hundred forty-eight".

Divisors: 1 2 4 7526537 15053074 30106148