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13745106 = 233331769
BaseRepresentation
bin110100011011…
…101111010010
3221212022202000
4310123233102
512004320411
61210334430
7224555124
oct64335722
927768660
1013745106
1178389a1
12472a416
132b033cb
141b7b214
151317956
hexd1bbd2

13745106 has 32 divisors (see below), whose sum is σ = 30676800. Its totient is φ = 4561920.

The previous prime is 13745063. The next prime is 13745107. The reversal of 13745106 is 60154731.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 13745106.

It is not an unprimeable number, because it can be changed into a prime (13745107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17490 + ... + 18258.

It is an arithmetic number, because the mean of its divisors is an integer number (958650).

Almost surely, 213745106 is an apocalyptic number.

13745106 is an abundant number, since it is smaller than the sum of its proper divisors (16931694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13745106 is a wasteful number, since it uses less digits than its factorization.

13745106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111 (or 1105 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 13745106 is about 3707.4392779923. The cubic root of 13745106 is about 239.5425661969.

Adding to 13745106 its reverse (60154731), we get a palindrome (73899837).

The spelling of 13745106 in words is "thirteen million, seven hundred forty-five thousand, one hundred six".

Divisors: 1 2 3 6 9 18 27 54 331 662 769 993 1538 1986 2307 2979 4614 5958 6921 8937 13842 17874 20763 41526 254539 509078 763617 1527234 2290851 4581702 6872553 13745106