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13016045 = 571923237
BaseRepresentation
bin110001101001…
…101111101101
3220111021122202
4301221233231
511313003140
61142551245
7215430440
oct61515755
926437582
1013016045
117390169
124438525
132909603
141a2b657
151221915
hexc69bed

13016045 has 48 divisors (see below), whose sum is σ = 20173440. Its totient is φ = 7869312.

The previous prime is 13016027. The next prime is 13016051. The reversal of 13016045 is 54061031.

It is not a de Polignac number, because 13016045 - 28 = 13015789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 351767 + ... + 351803.

It is an arithmetic number, because the mean of its divisors is an integer number (420280).

Almost surely, 213016045 is an apocalyptic number.

It is an amenable number.

13016045 is a deficient number, since it is larger than the sum of its proper divisors (7157395).

13016045 is a wasteful number, since it uses less digits than its factorization.

13016045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 13016045 is about 3607.7756304959. The cubic root of 13016045 is about 235.2301653217.

Adding to 13016045 its reverse (54061031), we get a palindrome (67077076).

The spelling of 13016045 in words is "thirteen million, sixteen thousand, forty-five".

Divisors: 1 5 7 19 23 35 37 95 115 133 161 185 259 437 529 665 703 805 851 1295 2185 2645 3059 3515 3703 4255 4921 5957 10051 15295 16169 18515 19573 24605 29785 50255 70357 80845 97865 113183 137011 351785 371887 565915 685055 1859435 2603209 13016045