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1345723912468 = 221348341535349
BaseRepresentation
bin10011100101010011011…
…001010101000100010100
311202122112210221212111201
4103211103121111010110
5134022020310144333
62510114513442244
7166140202343545
oct23452331250424
94678483855451
101345723912468
1147979a07a401
12198988270384
1399b93c9ab50
14491c20184cc
15250131ab17d
hex13953655114

1345723912468 has 24 divisors (see below), whose sum is σ = 2536229190600. Its totient is φ = 621089335680.

The previous prime is 1345723912457. The next prime is 1345723912471. The reversal of 1345723912468 is 8642193275431.

It can be written as a sum of positive squares in 4 ways, for example, as 205437375504 + 1140286536964 = 453252^2 + 1067842^2 .

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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, 2246058 + ... + 2781406.

It is an arithmetic number, because the mean of its divisors is an integer number (105676216275).

Almost surely, 21345723912468 is an apocalyptic number.

It is an amenable number.

1345723912468 is a deficient number, since it is larger than the sum of its proper divisors (1190505278132).

1345723912468 is a wasteful number, since it uses less digits than its factorization.

1345723912468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583707 (or 583705 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 55.

The spelling of 1345723912468 in words is "one trillion, three hundred forty-five billion, seven hundred twenty-three million, nine hundred twelve thousand, four hundred sixty-eight".

Divisors: 1 2 4 13 26 52 48341 96682 193364 535349 628433 1070698 1256866 2141396 2513732 6959537 13919074 27838148 25879306009 51758612018 103517224036 336430978117 672861956234 1345723912468