[go: up one dir, main page]

Search a number
-
+
30114210 = 2357143401
BaseRepresentation
bin111001011100…
…0000110100010
32002122221221010
41302320012202
530202123320
62553241350
7513652350
oct162700642
962587833
1030114210
1115aa9285
12a103256
136314c79
143ddc7d0
15299cae0
hex1cb81a2

30114210 has 32 divisors (see below), whose sum is σ = 82599552. Its totient is φ = 6883200.

The previous prime is 30114197. The next prime is 30114257. The reversal of 30114210 is 1241103.

It is a happy number.

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 in 15 ways as a sum of consecutive naturals, for example, 71491 + ... + 71910.

It is an arithmetic number, because the mean of its divisors is an integer number (2581236).

Almost surely, 230114210 is an apocalyptic number.

30114210 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30114210 is an abundant number, since it is smaller than the sum of its proper divisors (52485342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30114210 is a wasteful number, since it uses less digits than its factorization.

30114210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143418.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 30114210 is about 5487.6415699278. The cubic root of 30114210 is about 311.1170590794.

Adding to 30114210 its reverse (1241103), we get a palindrome (31355313).

The spelling of 30114210 in words is "thirty million, one hundred fourteen thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 143401 286802 430203 717005 860406 1003807 1434010 2007614 2151015 3011421 4302030 5019035 6022842 10038070 15057105 30114210