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213203000130 = 23543717162563
BaseRepresentation
bin1100011010001111100…
…0111001101101000010
3202101022111001120210020
43012203320321231002
511443114432001010
6241535532114310
721255240412521
oct3064370715502
9671274046706
10213203000130
118246759865a
12353a1305996
13171497888a3
14a4677b04b8
15582c624470
hex31a3e39b42

213203000130 has 32 divisors (see below), whose sum is σ = 511702052544. Its totient is φ = 56852483136.

The previous prime is 213203000107. The next prime is 213203000141. The reversal of 213203000130 is 31000302312.

213203000130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1230229 + ... + 1392791.

It is an arithmetic number, because the mean of its divisors is an integer number (15990689142).

Almost surely, 2213203000130 is an apocalyptic number.

213203000130 is an abundant number, since it is smaller than the sum of its proper divisors (298499052414).

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

213203000130 is a wasteful number, since it uses less digits than its factorization.

213203000130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206290.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 213203000130 its reverse (31000302312), we get a palindrome (244203302442).

The spelling of 213203000130 in words is "two hundred thirteen billion, two hundred three million, one hundred thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 15 30 43717 87434 131151 162563 218585 262302 325126 437170 487689 655755 812815 975378 1311510 1625630 2438445 4876890 7106766671 14213533342 21320300013 35533833355 42640600026 71067666710 106601500065 213203000130