Search a number
-
+
30210002 = 247321383
BaseRepresentation
bin111001100111…
…1011111010010
32002211211022222
41303033133102
530213210002
62555301042
7514531544
oct163173722
962754288
1030210002
1116064249
12a14a782
136349754
144025694
1529bb1a2
hex1ccf7d2

30210002 has 8 divisors (see below), whose sum is σ = 46279296. Its totient is φ = 14783572.

The previous prime is 30210001. The next prime is 30210023. The reversal of 30210002 is 20001203.

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 (30210001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160598 + ... + 160785.

It is an arithmetic number, because the mean of its divisors is an integer number (5784912).

Almost surely, 230210002 is an apocalyptic number.

30210002 is a deficient number, since it is larger than the sum of its proper divisors (16069294).

30210002 is a wasteful number, since it uses less digits than its factorization.

30210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321432.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 30210002 is about 5496.3626154030. The cubic root of 30210002 is about 311.4465932192.

Adding to 30210002 its reverse (20001203), we get a palindrome (50211205).

The spelling of 30210002 in words is "thirty million, two hundred ten thousand, two".

Divisors: 1 2 47 94 321383 642766 15105001 30210002