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123131330414 = 275078201101
BaseRepresentation
bin111001010101100110…
…0101111111101101110
3102202211020022200021222
41302223030233331232
54004133110033124
6132322111423342
711616211016411
oct1625314577556
9382736280258
10123131330414
1148246475aa4
121ba44524b52
13b7c3b61ac1
145d61177b78
153309d3c25e
hex1cab32ff6e

123131330414 has 8 divisors (see below), whose sum is σ = 184721621448. Its totient is φ = 61557456600.

The previous prime is 123131330411. The next prime is 123131330419. The reversal of 123131330414 is 414033131321.

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

It is a super-2 number, since 2×1231313304142 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123131330411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4085537 + ... + 4115564.

It is an arithmetic number, because the mean of its divisors is an integer number (23090202681).

Almost surely, 2123131330414 is an apocalyptic number.

123131330414 is a deficient number, since it is larger than the sum of its proper divisors (61590291034).

123131330414 is an equidigital number, since it uses as much as digits as its factorization.

123131330414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8208610.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 123131330414 its reverse (414033131321), we get a palindrome (537164461735).

The spelling of 123131330414 in words is "one hundred twenty-three billion, one hundred thirty-one million, three hundred thirty thousand, four hundred fourteen".

Divisors: 1 2 7507 15014 8201101 16402202 61565665207 123131330414