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13055055982 = 297277379641
BaseRepresentation
bin11000010100010010…
…00101100001101110
31020200211101120001221
430022021011201232
5203214043242412
65555235053554
7641342100463
oct141211054156
936624346057
1013055055982
11559a269871
1226441412ba
13130090a4c7
148bbbbb66a
155161c9b07
hex30a24586e

13055055982 has 32 divisors (see below), whose sum is σ = 19939338720. Its totient is φ = 6409912320.

The previous prime is 13055055977. The next prime is 13055056031. The reversal of 13055055982 is 28955055031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20366382 + ... + 20367022.

It is an arithmetic number, because the mean of its divisors is an integer number (623104335).

Almost surely, 213055055982 is an apocalyptic number.

13055055982 is a deficient number, since it is larger than the sum of its proper divisors (6884282738).

13055055982 is a wasteful number, since it uses less digits than its factorization.

13055055982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396.

The product of its (nonzero) digits is 270000, while the sum is 43.

The spelling of 13055055982 in words is "thirteen billion, fifty-five million, fifty-five thousand, nine hundred eighty-two".

Divisors: 1 2 97 194 277 379 554 641 758 1282 26869 36763 53738 62177 73526 104983 124354 177557 209966 242939 355114 485878 10183351 17223029 20366702 23565083 34446058 47130166 67294103 134588206 6527527991 13055055982