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13768703 = 131059131
BaseRepresentation
bin110100100001…
…011111111111
3221220112002222
4310201133333
512011044303
61211035555
7225013664
oct64413777
927815088
1013768703
1178546a3
12473bbbb
132b11080
141b85a6b
15131e938
hexd217ff

13768703 has 4 divisors (see below), whose sum is σ = 14827848. Its totient is φ = 12709560.

The previous prime is 13768693. The next prime is 13768717. The reversal of 13768703 is 30786731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30786731 = 59521809.

It is a cyclic number.

It is not a de Polignac number, because 13768703 - 26 = 13768639 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 (13768753) 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, 529553 + ... + 529578.

It is an arithmetic number, because the mean of its divisors is an integer number (3706962).

Almost surely, 213768703 is an apocalyptic number.

13768703 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13768703 is a deficient number, since it is larger than the sum of its proper divisors (1059145).

13768703 is a wasteful number, since it uses less digits than its factorization.

13768703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059144.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 13768703 is about 3710.6202985485. The cubic root of 13768703 is about 239.6795665801.

The spelling of 13768703 in words is "thirteen million, seven hundred sixty-eight thousand, seven hundred three".

Divisors: 1 13 1059131 13768703