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13101045 = 35873403
BaseRepresentation
bin110001111110…
…011111110101
3220122121020220
4301332133311
511323213140
61144444553
7216233316
oct61763765
926577226
1013101045
117439011
124479759
1329391c9
141a5060d
15123bbd0
hexc7e7f5

13101045 has 8 divisors (see below), whose sum is σ = 20961696. Its totient is φ = 6987216.

The previous prime is 13101043. The next prime is 13101047. The reversal of 13101045 is 54010131.

It is an interprime number because it is at equal distance from previous prime (13101043) and next prime (13101047).

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

It is not a de Polignac number, because 13101045 - 21 = 13101043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 873403 = 13101045 / (1 + 3 + 1 + 0 + 1 + 0 + 4 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13101041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436687 + ... + 436716.

It is an arithmetic number, because the mean of its divisors is an integer number (2620212).

Almost surely, 213101045 is an apocalyptic number.

13101045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13101045 is a deficient number, since it is larger than the sum of its proper divisors (7860651).

13101045 is an equidigital number, since it uses as much as digits as its factorization.

13101045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873411.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 13101045 is about 3619.5365725463. The cubic root of 13101045 is about 235.7411038620.

Adding to 13101045 its reverse (54010131), we get a palindrome (67111176).

The spelling of 13101045 in words is "thirteen million, one hundred one thousand, forty-five".

Divisors: 1 3 5 15 873403 2620209 4367015 13101045