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13337101 = 61218641
BaseRepresentation
bin110010111000…
…001000001101
3221002121001201
4302320020031
511403241401
61153505501
7221235451
oct62701015
927077051
1013337101
11758a3a8
124572291
1329bc79b
141ab2661
151286b01
hexcb820d

13337101 has 4 divisors (see below), whose sum is σ = 13555804. Its totient is φ = 13118400.

The previous prime is 13337083. The next prime is 13337113. The reversal of 13337101 is 10173331.

It is a happy number.

13337101 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 189225 + 13147876 = 435^2 + 3626^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13337101 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 (13337201) 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, 109260 + ... + 109381.

It is an arithmetic number, because the mean of its divisors is an integer number (3388951).

Almost surely, 213337101 is an apocalyptic number.

It is an amenable number.

13337101 is a deficient number, since it is larger than the sum of its proper divisors (218703).

13337101 is an equidigital number, since it uses as much as digits as its factorization.

13337101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218702.

The product of its (nonzero) digits is 189, while the sum is 19.

The square root of 13337101 is about 3651.9995892661. Note that the first 3 decimals coincide. The cubic root of 13337101 is about 237.1485535098.

The spelling of 13337101 in words is "thirteen million, three hundred thirty-seven thousand, one hundred one".

Divisors: 1 61 218641 13337101