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30001064 = 2310213673
BaseRepresentation
bin111001001110…
…0011110101000
32002110012201112
41302130132220
530140013224
62551005452
7513001442
oct162343650
962405645
1030001064
1115a31275
12a069888
1362a5612
143dad492
15297930e
hex1c9c7a8

30001064 has 16 divisors (see below), whose sum is σ = 56322420. Its totient is φ = 14981760.

The previous prime is 30001063. The next prime is 30001067. The reversal of 30001064 is 46010003.

Adding to 30001064 its reverse (46010003), we get a palindrome (76011067).

It can be written as a sum of positive squares in 2 ways, for example, as 28536964 + 1464100 = 5342^2 + 1210^2 .

It is a super-2 number, since 2×300010642 = 1800127682264192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30001063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6332 + ... + 10004.

Almost surely, 230001064 is an apocalyptic number.

It is an amenable number.

30001064 is a deficient number, since it is larger than the sum of its proper divisors (26321356).

30001064 is a wasteful number, since it uses less digits than its factorization.

30001064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4700 (or 4696 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 30001064 is about 5477.3227036573. The cubic root of 30001064 is about 310.7269239913.

The spelling of 30001064 in words is "thirty million, one thousand, sixty-four".

Divisors: 1 2 4 8 1021 2042 3673 4084 7346 8168 14692 29384 3750133 7500266 15000532 30001064