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231332232014 = 21351577172507
BaseRepresentation
bin1101011101110001111…
…0011011101101001110
3211010002221101222121222
43113130132123231032
512242232022411024
6254134512323342
722466425346132
oct3273436335516
9733087358558
10231332232014
118a120017924
1238a00843552
1318a786c6130
14b2a743b3c2
15603e00885e
hex35dc79bb4e

231332232014 has 16 divisors (see below), whose sum is σ = 373699940208. Its totient is φ = 106766033472.

The previous prime is 231332232011. The next prime is 231332232017. The reversal of 231332232014 is 410232233132.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (231332232011) and next prime (231332232017).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231332232011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254749 + ... + 1427255.

It is an arithmetic number, because the mean of its divisors is an integer number (23356246263).

Almost surely, 2231332232014 is an apocalyptic number.

231332232014 is a deficient number, since it is larger than the sum of its proper divisors (142367708194).

231332232014 is a wasteful number, since it uses less digits than its factorization.

231332232014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224099.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 231332232014 its reverse (410232233132), we get a palindrome (641564465146).

The spelling of 231332232014 in words is "two hundred thirty-one billion, three hundred thirty-two million, two hundred thirty-two thousand, fourteen".

Divisors: 1 2 13 26 51577 103154 172507 345014 670501 1341002 2242591 4485182 8897393539 17794787078 115666116007 231332232014