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2580840212973 = 31178207279181
BaseRepresentation
bin100101100011100110000…
…100000110100111101101
3100010201121012011212201120
4211203212010012213231
5314241030043303343
65253342134331153
7354313424565501
oct45434604064755
910121535155646
102580840212973
1190558a021850
123582261b9ab9
131594ab909599
148ccb0284301
1547200c4b683
hex258e61069ed

2580840212973 has 8 divisors (see below), whose sum is σ = 3753949400736. Its totient is φ = 1564145583600.

The previous prime is 2580840212959. The next prime is 2580840213139. The reversal of 2580840212973 is 3792120480852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2580840212973 - 24 = 2580840212957 is a prime.

It is a Curzon number.

It is a partition number, being equal to the number of ways a set of 195 identical objects can be partitioned into subset.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2580840212933) 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, 39103639558 + ... + 39103639623.

It is an arithmetic number, because the mean of its divisors is an integer number (469243675092).

Almost surely, 22580840212973 is an apocalyptic number.

It is an amenable number.

2580840212973 is a deficient number, since it is larger than the sum of its proper divisors (1173109187763).

2580840212973 is a wasteful number, since it uses less digits than its factorization.

2580840212973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78207279195.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 2580840212973 in words is "two trillion, five hundred eighty billion, eight hundred forty million, two hundred twelve thousand, nine hundred seventy-three".

Divisors: 1 3 11 33 78207279181 234621837543 860280070991 2580840212973