Search a number
-
+
32210313121 = 725312402893
BaseRepresentation
bin11101111111111000…
…100101111110100001
310002010210101102222001
4131333320211332201
51011431320004441
622444110444001
72220126100300
oct357770457641
9102123342861
1032210313121
1112729977a98
1262ab203601
13306429799c
1417b7c0c437
15c87bd1731
hex77fe25fa1

32210313121 has 12 divisors (see below), whose sum is σ = 38176107732. Its totient is φ = 27087916128.

The previous prime is 32210313119. The next prime is 32210313139. The reversal of 32210313121 is 12131301223.

It can be written as a sum of positive squares in 2 ways, for example, as 28934010000 + 3276303121 = 170100^2 + 57239^2 .

It is not a de Polignac number, because 32210313121 - 21 = 32210313119 is a prime.

It is a super-3 number, since 3×322103131213 (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (32210313101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6198850 + ... + 6204043.

It is an arithmetic number, because the mean of its divisors is an integer number (3181342311).

Almost surely, 232210313121 is an apocalyptic number.

It is an amenable number.

32210313121 is a deficient number, since it is larger than the sum of its proper divisors (5965794611).

32210313121 is a wasteful number, since it uses less digits than its factorization.

32210313121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12402960 (or 12402953 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 32210313121 its reverse (12131301223), we get a palindrome (44341614344).

The spelling of 32210313121 in words is "thirty-two billion, two hundred ten million, three hundred thirteen thousand, one hundred twenty-one".

Divisors: 1 7 49 53 371 2597 12402893 86820251 607741757 657353329 4601473303 32210313121