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1312552616170 = 25487269517991
BaseRepresentation
bin10011000110011010001…
…110111000000011101010
311122110221001022102110011
4103012122032320003222
5133001101432204140
62442551153442134
7163554164104105
oct23063216700352
94573831272404
101312552616170
11466717808544
1219246b27034a
1396a088a7183
144775673773c
1524220e53cea
hex1319a3b80ea

1312552616170 has 16 divisors (see below), whose sum is σ = 2367446041728. Its totient is φ = 523942972560.

The previous prime is 1312552616161. The next prime is 1312552616171. The reversal of 1312552616170 is 716162552131.

It is a happy number.

It is a super-2 number, since 2×13125526161702 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1312552616171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134754126 + ... + 134763865.

It is an arithmetic number, because the mean of its divisors is an integer number (147965377608).

Almost surely, 21312552616170 is an apocalyptic number.

1312552616170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1312552616170 is a deficient number, since it is larger than the sum of its proper divisors (1054893425558).

1312552616170 is a wasteful number, since it uses less digits than its factorization.

1312552616170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269518485.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 1312552616170 in words is "one trillion, three hundred twelve billion, five hundred fifty-two million, six hundred sixteen thousand, one hundred seventy".

Divisors: 1 2 5 10 487 974 2435 4870 269517991 539035982 1347589955 2695179910 131255261617 262510523234 656276308085 1312552616170