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13032310002020 = 225651615500101
BaseRepresentation
bin1011110110100101001000…
…1101010101000101100100
31201010212200002110200200222
42331221102031111011210
53202010132330031040
643414543252023512
72513360535160121
oct275512215250544
951125602420628
1013032310002020
114174a76276501
1215658ba301b98
13736c317b80ca
14330aa5183748
15179000eaabb5
hexbda52355164

13032310002020 has 12 divisors (see below), whose sum is σ = 27367851004284. Its totient is φ = 5212924000800.

The previous prime is 13032310001999. The next prime is 13032310002167. The reversal of 13032310002020 is 2020001323031.

It can be written as a sum of positive squares in 2 ways, for example, as 3196572106816 + 9835737895204 = 1787896^2 + 3136198^2 .

It is a super-2 number, since 2×130323100020202 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13032310002020.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325807750031 + ... + 325807750070.

It is an arithmetic number, because the mean of its divisors is an integer number (2280654250357).

Almost surely, 213032310002020 is an apocalyptic number.

13032310002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13032310002020 is an abundant number, since it is smaller than the sum of its proper divisors (14335541002264).

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

13032310002020 is a wasteful number, since it uses less digits than its factorization.

13032310002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651615500110 (or 651615500108 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13032310002020 its reverse (2020001323031), we get a palindrome (15052311325051).

The spelling of 13032310002020 in words is "thirteen trillion, thirty-two billion, three hundred ten million, two thousand, twenty".

Divisors: 1 2 4 5 10 20 651615500101 1303231000202 2606462000404 3258077500505 6516155001010 13032310002020