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1310322010220 = 225411597953671
BaseRepresentation
bin10011000100010101010…
…001110010100001101100
311122021011121000220022222
4103010111101302201230
5132432014413311340
62441541552054512
7163445000213546
oct23042521624154
94567147026288
101310322010220
11465782684253
12191b48234438
139674171aab2
14475c43b0696
15241401dd8b5
hex1311547286c

1310322010220 has 24 divisors (see below), whose sum is σ = 2818790277408. Its totient is φ = 511345174400.

The previous prime is 1310322010201. The next prime is 1310322010279. The reversal of 1310322010220 is 220102230131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798976016 + ... + 798977655.

It is an arithmetic number, because the mean of its divisors is an integer number (117449594892).

Almost surely, 21310322010220 is an apocalyptic number.

1310322010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310322010220 is an abundant number, since it is smaller than the sum of its proper divisors (1508468267188).

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

1310322010220 is a wasteful number, since it uses less digits than its factorization.

1310322010220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597953721 (or 1597953719 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1310322010220 its reverse (220102230131), we get a palindrome (1530424240351).

The spelling of 1310322010220 in words is "one trillion, three hundred ten billion, three hundred twenty-two million, ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 1597953671 3195907342 6391814684 7989768355 15979536710 31959073420 65516100511 131032201022 262064402044 327580502555 655161005110 1310322010220