Search a number
-
+
130211402 = 2179363719
BaseRepresentation
bin1111100001011…
…01111001001010
3100002000102110112
413300231321022
5231313231102
620530514322
73140531036
oct760557112
9302012415
10130211402
1167556832
12377359a2
1320c90a89
14134171c6
15b671252
hex7c2de4a

130211402 has 8 divisors (see below), whose sum is σ = 196408800. Its totient is φ = 64741804.

The previous prime is 130211401. The next prime is 130211429. The reversal of 130211402 is 204112031.

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 (130211401) 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, 181502 + ... + 182217.

It is an arithmetic number, because the mean of its divisors is an integer number (24551100).

Almost surely, 2130211402 is an apocalyptic number.

130211402 is a deficient number, since it is larger than the sum of its proper divisors (66197398).

130211402 is a wasteful number, since it uses less digits than its factorization.

130211402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363900.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 130211402 is about 11411.0210761351. The cubic root of 130211402 is about 506.8541479733.

Adding to 130211402 its reverse (204112031), we get a palindrome (334323433).

The spelling of 130211402 in words is "one hundred thirty million, two hundred eleven thousand, four hundred two".

Divisors: 1 2 179 358 363719 727438 65105701 130211402