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1340882793 = 325910923167
BaseRepresentation
bin100111111101100…
…0011111101101001
310110110002220101200
41033323003331221
510221231222133
6341015434413
745141213165
oct11773037551
93413086350
101340882793
116289910a8
12315085a09
13184a50593
14ca123ca5
157cab8913
hex4fec3f69

1340882793 has 24 divisors (see below), whose sum is σ = 1987814400. Its totient is φ = 870670944.

The previous prime is 1340882771. The next prime is 1340882827. The reversal of 1340882793 is 3972880431.

It is not a de Polignac number, because 1340882793 - 28 = 1340882537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1340882723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46296 + ... + 69462.

It is an arithmetic number, because the mean of its divisors is an integer number (82825600).

Almost surely, 21340882793 is an apocalyptic number.

It is an amenable number.

1340882793 is a deficient number, since it is larger than the sum of its proper divisors (646931607).

1340882793 is a wasteful number, since it uses less digits than its factorization.

1340882793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23341 (or 23338 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 1340882793 is about 36618.0664836362. The cubic root of 1340882793 is about 1102.7158218176.

The spelling of 1340882793 in words is "one billion, three hundred forty million, eight hundred eighty-two thousand, seven hundred ninety-three".

Divisors: 1 3 9 59 109 177 327 531 981 6431 19293 23167 57879 69501 208503 1366853 2525203 4100559 7575609 12301677 22726827 148986977 446960931 1340882793