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1343660054 = 211611001237
BaseRepresentation
bin101000000010110…
…1010000000010110
310110122100000002012
41100011222000112
510222434110204
6341155144222
745203631152
oct12005520026
93418300065
101343660054
1162a508760
12315ba5072
131854b3729
14ca648062
157ce6676e
hex5016a016

1343660054 has 16 divisors (see below), whose sum is σ = 2234763216. Its totient is φ = 600741600.

The previous prime is 1343660051. The next prime is 1343660089. The reversal of 1343660054 is 4500663431.

It is a self number, because there is not a number n which added to its sum of digits gives 1343660054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343660051) 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, 499277 + ... + 501960.

It is an arithmetic number, because the mean of its divisors is an integer number (139672701).

Almost surely, 21343660054 is an apocalyptic number.

1343660054 is a deficient number, since it is larger than the sum of its proper divisors (891103162).

1343660054 is a wasteful number, since it uses less digits than its factorization.

1343660054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001311.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 1343660054 is about 36655.9688727498. The cubic root of 1343660054 is about 1103.4766185362.

The spelling of 1343660054 in words is "one billion, three hundred forty-three million, six hundred sixty thousand, fifty-four".

Divisors: 1 2 11 22 61 122 671 1342 1001237 2002474 11013607 22027214 61075457 122150914 671830027 1343660054