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80452317510370 = 2513618863980849
BaseRepresentation
bin10010010010101111000011…
…110011100111101011100010
3101112212011111100001021211001
4102102233003303213223202
541021112321240312440
6443035141234342214
722642326266405161
oct2222570363475342
9345764440037731
1080452317510370
11236a86aa935413
12903424642a96a
1335b780c406590
1415c1cad1933d8
15947b393a6b9a
hex492bc3ce7ae2

80452317510370 has 16 divisors (see below), whose sum is σ = 155953723174200. Its totient is φ = 29705471080704.

The previous prime is 80452317510359. The next prime is 80452317510401. The reversal of 80452317510370 is 7301571325408.

It can be written as a sum of positive squares in 4 ways, for example, as 52916764420881 + 27535553089489 = 7274391^2 + 5247433^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 80452317510370.

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, 309431990295 + ... + 309431990554.

Almost surely, 280452317510370 is an apocalyptic number.

80452317510370 is a deficient number, since it is larger than the sum of its proper divisors (75501405663830).

80452317510370 is a wasteful number, since it uses less digits than its factorization.

80452317510370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618863980869.

The product of its (nonzero) digits is 705600, while the sum is 46.

Adding to 80452317510370 its reverse (7301571325408), we get a palindrome (87753888835778).

The spelling of 80452317510370 in words is "eighty trillion, four hundred fifty-two billion, three hundred seventeen million, five hundred ten thousand, three hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 618863980849 1237727961698 3094319904245 6188639808490 8045231751037 16090463502074 40226158755185 80452317510370