Search a number
-
+
30729002 = 216792003
BaseRepresentation
bin111010100111…
…0001100101010
32010211012021012
41311032030222
530331312002
63014343522
7522122633
oct165161452
963735235
1030729002
1116389177
12a35aba2
13649ba55
14411c88a
152a6ed52
hex1d4e32a

30729002 has 8 divisors (see below), whose sum is σ = 46370016. Its totient is φ = 15272332.

The previous prime is 30729001. The next prime is 30729011. The reversal of 30729002 is 20092703.

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

It is not an unprimeable number, because it can be changed into a prime (30729001) 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, 45668 + ... + 46335.

It is an arithmetic number, because the mean of its divisors is an integer number (5796252).

Almost surely, 230729002 is an apocalyptic number.

30729002 is a deficient number, since it is larger than the sum of its proper divisors (15641014).

30729002 is a wasteful number, since it uses less digits than its factorization.

30729002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92172.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 30729002 is about 5543.3746039755. The cubic root of 30729002 is about 313.2200000060.

The spelling of 30729002 in words is "thirty million, seven hundred twenty-nine thousand, two".

Divisors: 1 2 167 334 92003 184006 15364501 30729002