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27390948301 = 175209309317
BaseRepresentation
bin11001100000101000…
…001011001111001101
32121200220220100021201
4121200220023033031
5422044040321201
620325551025501
71656526135063
oct314050131715
977626810251
1027390948301
1110686526962
12538520b291
1327769a3122
14147bb2c033
15aa4a5b801
hex660a0b3cd

27390948301 has 8 divisors (see below), whose sum is σ = 29007842040. Its totient is φ = 25774683648.

The previous prime is 27390948281. The next prime is 27390948317. The reversal of 27390948301 is 10384909372.

It can be written as a sum of positive squares in 4 ways, for example, as 23187371076 + 4203577225 = 152274^2 + 64835^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 27390948301 - 229 = 26854077389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27390948371) 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, 66106 + ... + 243211.

It is an arithmetic number, because the mean of its divisors is an integer number (3625980255).

Almost surely, 227390948301 is an apocalyptic number.

It is an amenable number.

27390948301 is a deficient number, since it is larger than the sum of its proper divisors (1616893739).

27390948301 is a wasteful number, since it uses less digits than its factorization.

27390948301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314543.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 27390948301 in words is "twenty-seven billion, three hundred ninety million, nine hundred forty-eight thousand, three hundred one".

Divisors: 1 17 5209 88553 309317 5258389 1611232253 27390948301