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270340481 = 1223221047
BaseRepresentation
bin10000000111010…
…001000110000001
3200211200201102102
4100013101012001
51023201343411
642454200145
76461566445
oct2007210601
9624621372
10270340481
11129666894
1276653055
1344014aa8
1427c92825
1518b00d3b
hex101d1181

270340481 has 4 divisors (see below), whose sum is σ = 270562752. Its totient is φ = 270118212.

The previous prime is 270340403. The next prime is 270340489. The reversal of 270340481 is 184043072.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 270340481 - 214 = 270324097 is a prime.

It is a super-2 number, since 2×2703404812 = 146167951334622722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (270340489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109301 + ... + 111746.

It is an arithmetic number, because the mean of its divisors is an integer number (67640688).

Almost surely, 2270340481 is an apocalyptic number.

It is an amenable number.

270340481 is a deficient number, since it is larger than the sum of its proper divisors (222271).

270340481 is a wasteful number, since it uses less digits than its factorization.

270340481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222270.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 270340481 is about 16442.0339678520. The cubic root of 270340481 is about 646.6019758801.

The spelling of 270340481 in words is "two hundred seventy million, three hundred forty thousand, four hundred eighty-one".

Divisors: 1 1223 221047 270340481