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13451045 = 54362563
BaseRepresentation
bin110011010011…
…111100100101
3221022101100212
4303103330211
511420413140
61200145205
7222221606
oct63237445
927271325
1013451045
117657a73
124608205
132a2c5ca
141b01dad
1512aa765
hexcd3f25

13451045 has 8 divisors (see below), whose sum is σ = 16516896. Its totient is φ = 10510416.

The previous prime is 13451033. The next prime is 13451051. The reversal of 13451045 is 54015431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13451045 is a prime.

It is a super-2 number, since 2×134510452 = 361861223184050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13451045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31067 + ... + 31496.

It is an arithmetic number, because the mean of its divisors is an integer number (2064612).

Almost surely, 213451045 is an apocalyptic number.

It is an amenable number.

13451045 is a deficient number, since it is larger than the sum of its proper divisors (3065851).

13451045 is an equidigital number, since it uses as much as digits as its factorization.

13451045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62611.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 13451045 is about 3667.5666319782. The cubic root of 13451045 is about 237.8219898588.

Adding to 13451045 its reverse (54015431), we get a palindrome (67466476).

The spelling of 13451045 in words is "thirteen million, four hundred fifty-one thousand, forty-five".

Divisors: 1 5 43 215 62563 312815 2690209 13451045