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1310412123444 = 223190375736251
BaseRepresentation
bin10011000100011010101…
…001100010110100110100
311122021101212121010102210
4103010122221202310310
5132432211000422234
62441554531333420
7163450143160404
oct23043251426464
94567355533383
101310412123444
11465819532696
12191b72451270
13967572ac428
14475d234a804
152414808dbe9
hex1311aa62d34

1310412123444 has 24 divisors (see below), whose sum is σ = 3057789436128. Its totient is φ = 436781020000.

The previous prime is 1310412123439. The next prime is 1310412123469. The reversal of 1310412123444 is 4443212140131.

It is a happy number.

It is a super-2 number, since 2×13104121234442 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2639682 + ... + 3096569.

It is an arithmetic number, because the mean of its divisors is an integer number (127407893172).

Almost surely, 21310412123444 is an apocalyptic number.

It is an amenable number.

1310412123444 is an abundant number, since it is smaller than the sum of its proper divisors (1747377312684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310412123444 is a wasteful number, since it uses less digits than its factorization.

1310412123444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5755295 (or 5755293 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 1310412123444 its reverse (4443212140131), we get a palindrome (5753624263575).

The spelling of 1310412123444 in words is "one trillion, three hundred ten billion, four hundred twelve million, one hundred twenty-three thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 19037 38074 57111 76148 114222 228444 5736251 11472502 17208753 22945004 34417506 68835012 109201010287 218402020574 327603030861 436804041148 655206061722 1310412123444