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1310220003112 = 231181481328813
BaseRepresentation
bin10011000100001111001…
…100101010011100101000
311122020220111002101212221
4103010033030222130220
5132431312310044422
62441523505443424
7163442321161666
oct23041714523450
94566814071787
101310220003112
11465730041859
12191b1a040574
1396726553867
14475b4a19c36
152413628e3c7
hex1310f32a728

1310220003112 has 32 divisors (see below), whose sum is σ = 2459338867080. Its totient is φ = 654396583680.

The previous prime is 1310220003101. The next prime is 1310220003119. The reversal of 1310220003112 is 2113000220131.

It can be written as a sum of positive squares in 4 ways, for example, as 1257013199556 + 53206803556 = 1121166^2 + 230666^2 .

It is not an unprimeable number, because it can be changed into a prime (1310220003119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45458818 + ... + 45487630.

Almost surely, 21310220003112 is an apocalyptic number.

It is an amenable number.

1310220003112 is a deficient number, since it is larger than the sum of its proper divisors (1149118863968).

1310220003112 is a wasteful number, since it uses less digits than its factorization.

1310220003112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34813 (or 34809 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1310220003112 its reverse (2113000220131), we get a palindrome (3423220223243).

The spelling of 1310220003112 in words is "one trillion, three hundred ten billion, two hundred twenty million, three thousand, one hundred twelve".

Divisors: 1 2 4 8 1181 2362 4724 4813 9448 9626 19252 28813 38504 57626 115252 230504 5684153 11368306 22736612 34028153 45473224 68056306 136112612 138676969 272225224 277353938 554707876 1109415752 163777500389 327555000778 655110001556 1310220003112