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992386392437 = 11412719809273
BaseRepresentation
bin11100111000011101101…
…01101010000101110101
310111212112010002002100202
432130032311222011311
5112224401404024222
62035521312250245
7131461155104306
oct16341665520565
93455463062322
10992386392437
11352961279940
121403b8240985
1372773b113cb
14360632007ad
151ac33142892
hexe70ed6a175

992386392437 has 16 divisors (see below), whose sum is σ = 1109417541120. Its totient is φ = 879840518400.

The previous prime is 992386392379. The next prime is 992386392449. The reversal of 992386392437 is 734293683299.

It is a cyclic number.

It is not a de Polignac number, because 992386392437 - 212 = 992386388341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992386392337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 821633 + ... + 1630905.

It is an arithmetic number, because the mean of its divisors is an integer number (69338596320).

Almost surely, 2992386392437 is an apocalyptic number.

It is an amenable number.

992386392437 is a deficient number, since it is larger than the sum of its proper divisors (117031148683).

992386392437 is a wasteful number, since it uses less digits than its factorization.

992386392437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812044.

The product of its digits is 105815808, while the sum is 65.

The spelling of 992386392437 in words is "nine hundred ninety-two billion, three hundred eighty-six million, three hundred ninety-two thousand, four hundred thirty-seven".

Divisors: 1 11 41 451 2719 29909 111479 809273 1226269 8902003 33180193 364982123 2200413287 24204546157 90216944767 992386392437