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13135454 = 210165027
BaseRepresentation
bin110010000110…
…111001011110
3220201100110022
4302012321132
511330313304
61145312142
7216435533
oct62067136
926640408
1013135454
117461952
124495652
13294ba77
141a5cd8a
151246ebe
hexc86e5e

13135454 has 8 divisors (see below), whose sum is σ = 19898568. Its totient is φ = 6502600.

The previous prime is 13135439. The next prime is 13135469. The reversal of 13135454 is 45453131.

It is an interprime number because it is at equal distance from previous prime (13135439) and next prime (13135469).

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

It is a super-2 number, since 2×131354542 = 345080303572232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32312 + ... + 32715.

It is an arithmetic number, because the mean of its divisors is an integer number (2487321).

Almost surely, 213135454 is an apocalyptic number.

13135454 is a deficient number, since it is larger than the sum of its proper divisors (6763114).

13135454 is a wasteful number, since it uses less digits than its factorization.

13135454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65130.

The product of its digits is 3600, while the sum is 26.

The square root of 13135454 is about 3624.2866884395. The cubic root of 13135454 is about 235.9473094090.

Adding to 13135454 its reverse (45453131), we get a palindrome (58588585).

The spelling of 13135454 in words is "thirteen million, one hundred thirty-five thousand, four hundred fifty-four".

Divisors: 1 2 101 202 65027 130054 6567727 13135454