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13706283 = 34568761
BaseRepresentation
bin110100010010…
…010000101011
3221210100111010
4310102100223
512002100113
61205435003
7224334003
oct64222053
927710433
1013706283
117811808
12470ba63
132abb836
141b6b003
15130b1c3
hexd1242b

13706283 has 4 divisors (see below), whose sum is σ = 18275048. Its totient is φ = 9137520.

The previous prime is 13706279. The next prime is 13706291. The reversal of 13706283 is 38260731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38260731 = 312753577.

It is not a de Polignac number, because 13706283 - 22 = 13706279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13706283.

It is not an unprimeable number, because it can be changed into a prime (13706213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2284378 + ... + 2284383.

It is an arithmetic number, because the mean of its divisors is an integer number (4568762).

Almost surely, 213706283 is an apocalyptic number.

13706283 is a deficient number, since it is larger than the sum of its proper divisors (4568765).

13706283 is an equidigital number, since it uses as much as digits as its factorization.

13706283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4568764.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 13706283 is about 3702.1997514991. The cubic root of 13706283 is about 239.3168245032.

The spelling of 13706283 in words is "thirteen million, seven hundred six thousand, two hundred eighty-three".

Divisors: 1 3 4568761 13706283