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1310430403122 = 234323921251831
BaseRepresentation
bin10011000100011011101…
…111010001101000110010
311122021110010222211102220
4103010123233101220302
5132432230140344442
62442000423221510
7163450454433051
oct23043357215062
94567403884386
101310430403122
11465828888465
12191b785a7896
139675b00c7c9
14475d4948398
152414999eeec
hex1311bbd1a32

1310430403122 has 32 divisors (see below), whose sum is σ = 2693032151040. Its totient is φ = 424866585360.

The previous prime is 1310430403081. The next prime is 1310430403127. The reversal of 1310430403122 is 2213040340131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1310430403092 and 1310430403101.

It is not an unprimeable number, because it can be changed into a prime (1310430403127) 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, 10564254 + ... + 10687577.

It is an arithmetic number, because the mean of its divisors is an integer number (84157254720).

Almost surely, 21310430403122 is an apocalyptic number.

1310430403122 is an abundant number, since it is smaller than the sum of its proper divisors (1382601747918).

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

1310430403122 is a wasteful number, since it uses less digits than its factorization.

1310430403122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21252118.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1310430403122 its reverse (2213040340131), we get a palindrome (3523470743253).

The spelling of 1310430403122 in words is "one trillion, three hundred ten billion, four hundred thirty million, four hundred three thousand, one hundred twenty-two".

Divisors: 1 2 3 6 43 86 129 239 258 478 717 1434 10277 20554 30831 61662 21251831 42503662 63755493 127510986 913828733 1827657466 2741486199 5079187609 5482972398 10158375218 15237562827 30475125654 218405067187 436810134374 655215201561 1310430403122