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13845806 = 213532531
BaseRepresentation
bin110100110100…
…010100101110
3222001102212122
4310310110232
512021031211
61212432542
7225454532
oct64642456
928042778
1013845806
1178a7617
124778752
132b3a1b0
141ba5bc2
1513376db
hexd3452e

13845806 has 8 divisors (see below), whose sum is σ = 22366344. Its totient is φ = 6390360.

The previous prime is 13845791. The next prime is 13845817. The reversal of 13845806 is 60854831.

13845806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266240 + ... + 266291.

It is an arithmetic number, because the mean of its divisors is an integer number (2795793).

Almost surely, 213845806 is an apocalyptic number.

13845806 is a deficient number, since it is larger than the sum of its proper divisors (8520538).

13845806 is a wasteful number, since it uses less digits than its factorization.

13845806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532546.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 13845806 is about 3720.9952969602. The cubic root of 13845806 is about 240.1261258358.

Adding to 13845806 its sum of digits (35), we get a 4-th power (13845841 = 614).

The spelling of 13845806 in words is "thirteen million, eight hundred forty-five thousand, eight hundred six".

Divisors: 1 2 13 26 532531 1065062 6922903 13845806