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1310243133031 = 7582132155573
BaseRepresentation
bin10011000100010000100…
…100111001011001100111
311122020222002121112011121
4103010100210321121213
5132431334220224111
62441530053314411
7163443021605110
oct23042044713147
94566862545147
101310243133031
114657420aa698
12191b25935a07
139672b2917c1
14475b7b1b207
152413830c871
hex13110939667

1310243133031 has 8 divisors (see below), whose sum is σ = 1497678014624. Its totient is φ = 1122872574240.

The previous prime is 1310243133029. The next prime is 1310243133047. The reversal of 1310243133031 is 1303313420131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1310243133031 - 21 = 1310243133029 is a prime.

It is a super-2 number, since 2×13102431330312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1310243132987 and 1310243133005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310243133071) 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, 16037040 + ... + 16118533.

It is an arithmetic number, because the mean of its divisors is an integer number (187209751828).

Almost surely, 21310243133031 is an apocalyptic number.

1310243133031 is a deficient number, since it is larger than the sum of its proper divisors (187434881593).

1310243133031 is an equidigital number, since it uses as much as digits as its factorization.

1310243133031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32161401.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1310243133031 its reverse (1303313420131), we get a palindrome (2613556553162).

The spelling of 1310243133031 in words is "one trillion, three hundred ten billion, two hundred forty-three million, one hundred thirty-three thousand, thirty-one".

Divisors: 1 7 5821 40747 32155573 225089011 187177590433 1310243133031