Search a number
-
+
31032330230301 = 3291465632433721
BaseRepresentation
bin1110000111001010001110…
…00001010001101000011101
311001212122212110011001101020
413003211013001101220131
513031413203014332201
6150000020010434353
76352004033513361
oct703450701215035
9131778773131336
1031032330230301
119984812449544
1235923347329b9
13144144a79aa7a
14793d894d92a1
1538c34ea0ca36
hex1c3947051a1d

31032330230301 has 16 divisors (see below), whose sum is σ = 42803523744960. Its totient is φ = 19974688755840.

The previous prime is 31032330230299. The next prime is 31032330230311. The reversal of 31032330230301 is 10303203323013.

It is not a de Polignac number, because 31032330230301 - 21 = 31032330230299 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31032330230311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11534121 + ... + 13967841.

It is an arithmetic number, because the mean of its divisors is an integer number (2675220234060).

Almost surely, 231032330230301 is an apocalyptic number.

It is an amenable number.

31032330230301 is a deficient number, since it is larger than the sum of its proper divisors (11771193514659).

31032330230301 is a wasteful number, since it uses less digits than its factorization.

31032330230301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580316.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 31032330230301 its reverse (10303203323013), we get a palindrome (41335533553314).

The spelling of 31032330230301 in words is "thirty-one trillion, thirty-two billion, three hundred thirty million, two hundred thirty thousand, three hundred one".

Divisors: 1 3 29 87 146563 439689 2433721 4250327 7301163 12750981 70577909 211733727 356693450923 1070080352769 10344110076767 31032330230301