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213242141403 = 3337363158787
BaseRepresentation
bin1100011010011000111…
…0001101101011011011
3202101102012201011112000
43012212032031223123
511443204442011103
6241543451052043
721256224203154
oct3064616155333
9671365634460
10213242141403
11824876a2015
12353b2441023
13171549115c5
14a46ca7c92b
155830ca6aa3
hex31a638dadb

213242141403 has 32 divisors (see below), whose sum is σ = 324547384320. Its totient is φ = 138278780640.

The previous prime is 213242141401. The next prime is 213242141509. The reversal of 213242141403 is 304141242312.

213242141403 is a `hidden beast` number, since 2 + 1 + 3 + 242 + 1 + 414 + 0 + 3 = 666.

It is not a de Polignac number, because 213242141403 - 21 = 213242141401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (213242141401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3597976 + ... + 3656762.

It is an arithmetic number, because the mean of its divisors is an integer number (10142105760).

Almost surely, 2213242141403 is an apocalyptic number.

213242141403 is a deficient number, since it is larger than the sum of its proper divisors (111305242917).

213242141403 is a wasteful number, since it uses less digits than its factorization.

213242141403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62464 (or 62458 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 213242141403 its reverse (304141242312), we get a palindrome (517383383715).

The spelling of 213242141403 in words is "two hundred thirteen billion, two hundred forty-two million, one hundred forty-one thousand, four hundred three".

Divisors: 1 3 9 27 37 111 333 999 3631 10893 32679 58787 98037 134347 176361 403041 529083 1209123 1587249 2175119 3627369 6525357 19576071 58728213 213455597 640366791 1921100373 5763301119 7897857089 23693571267 71080713801 213242141403