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213852130 = 25144714779
BaseRepresentation
bin11001011111100…
…01111111100010
3112220101210222021
430233301333202
5414221232010
633115332054
75204466412
oct1457617742
9486353867
10213852130
11aa7942a8
125b75102a
13353c732b
142058a642
1513b938da
hexcbf1fe2

213852130 has 16 divisors (see below), whose sum is σ = 385225920. Its totient is φ = 85475952.

The previous prime is 213852127. The next prime is 213852143. The reversal of 213852130 is 31258312.

It is a junction number, because it is equal to n+sod(n) for n = 213852095 and 213852104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7081 + ... + 21859.

It is an arithmetic number, because the mean of its divisors is an integer number (24076620).

Almost surely, 2213852130 is an apocalyptic number.

213852130 is a deficient number, since it is larger than the sum of its proper divisors (171373790).

213852130 is a wasteful number, since it uses less digits than its factorization.

213852130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16233.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 213852130 is about 14623.6838724037. The cubic root of 213852130 is about 598.0046028214.

The spelling of 213852130 in words is "two hundred thirteen million, eight hundred fifty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 1447 2894 7235 14470 14779 29558 73895 147790 21385213 42770426 106926065 213852130