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27089741 = 729133447
BaseRepresentation
bin110011101010…
…1101101001101
31212222022010202
41213111231031
523413332431
62404343245
7446154560
oct147255515
955868122
1027089741
1114322a18
1290a4b25
1357c6443
1438524d7
1525a18cb
hex19d5b4d

27089741 has 8 divisors (see below), whose sum is σ = 32027520. Its totient is φ = 22418928.

The previous prime is 27089737. The next prime is 27089749. The reversal of 27089741 is 14798072.

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

It is not a de Polignac number, because 27089741 - 22 = 27089737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27089695 and 27089704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27089749) 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, 66521 + ... + 66926.

It is an arithmetic number, because the mean of its divisors is an integer number (4003440).

Almost surely, 227089741 is an apocalyptic number.

It is an amenable number.

27089741 is a deficient number, since it is larger than the sum of its proper divisors (4937779).

27089741 is a wasteful number, since it uses less digits than its factorization.

27089741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133483.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 27089741 is about 5204.7805909567. The cubic root of 27089741 is about 300.3320065108.

The spelling of 27089741 in words is "twenty-seven million, eighty-nine thousand, seven hundred forty-one".

Divisors: 1 7 29 203 133447 934129 3869963 27089741