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258082681880 = 2356452067047
BaseRepresentation
bin1111000001011011101…
…1010011010000011000
3220200011020002122020102
43300112323103100120
513212023131310010
6314321143314532
724434346412652
oct3602673232030
9820136078212
10258082681880
119a4a7a44831
124202744ba48
131b44c790caa
14c6c407d6d2
156aa76e7ba5
hex3c16ed3418

258082681880 has 16 divisors (see below), whose sum is σ = 580686034320. Its totient is φ = 103233072736.

The previous prime is 258082681849. The next prime is 258082681937. The reversal of 258082681880 is 88186280852.

It is a congruent number.

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, 3226033484 + ... + 3226033563.

It is an arithmetic number, because the mean of its divisors is an integer number (36292877145).

Almost surely, 2258082681880 is an apocalyptic number.

258082681880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

258082681880 is an abundant number, since it is smaller than the sum of its proper divisors (322603352440).

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

258082681880 is a wasteful number, since it uses less digits than its factorization.

258082681880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6452067058 (or 6452067054 counting only the distinct ones).

The product of its (nonzero) digits is 3932160, while the sum is 56.

The spelling of 258082681880 in words is "two hundred fifty-eight billion, eighty-two million, six hundred eighty-one thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 6452067047 12904134094 25808268188 32260335235 51616536376 64520670470 129041340940 258082681880