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13480917 = 331114449
BaseRepresentation
bin110011011011…
…001111010101
3221100220100020
4303123033111
511422342132
61200535353
7222404652
oct63331725
927326306
1013480917
11767845a
124621559
132a40098
141b0cc29
1512b452c
hexcdb3d5

13480917 has 8 divisors (see below), whose sum is σ = 18033600. Its totient is φ = 8957760.

The previous prime is 13480891. The next prime is 13480979. The reversal of 13480917 is 71908431.

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

It is not a de Polignac number, because 13480917 - 211 = 13478869 is a prime.

It is a super-3 number, since 3×134809173 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13480997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6292 + ... + 8157.

It is an arithmetic number, because the mean of its divisors is an integer number (2254200).

Almost surely, 213480917 is an apocalyptic number.

It is an amenable number.

13480917 is a deficient number, since it is larger than the sum of its proper divisors (4552683).

13480917 is a wasteful number, since it uses less digits than its factorization.

13480917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14763.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 13480917 is about 3671.6368284459. The cubic root of 13480917 is about 237.9979109107.

The spelling of 13480917 in words is "thirteen million, four hundred eighty thousand, nine hundred seventeen".

Divisors: 1 3 311 933 14449 43347 4493639 13480917