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270818244 = 223237203317
BaseRepresentation
bin10000001001000…
…101101111000100
3200212120222210100
4100021011233010
51023312140434
642512324100
76465626364
oct2011055704
9625528710
10270818244
11129962834
1276843630
13441513a8
1427d789a4
1518b97699
hex10245bc4

270818244 has 36 divisors (see below), whose sum is σ = 703073644. Its totient is φ = 87832512.

The previous prime is 270818237. The next prime is 270818297. The reversal of 270818244 is 442818072.

It can be written as a sum of positive squares in 2 ways, for example, as 234457344 + 36360900 = 15312^2 + 6030^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 270818199 and 270818208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100327 + ... + 102990.

Almost surely, 2270818244 is an apocalyptic number.

It is an amenable number.

270818244 is an abundant number, since it is smaller than the sum of its proper divisors (432255400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

270818244 is a wasteful number, since it uses less digits than its factorization.

270818244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203364 (or 203359 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 270818244 is about 16456.5562618672. The cubic root of 270818244 is about 646.9826571783.

The spelling of 270818244 in words is "two hundred seventy million, eight hundred eighteen thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 9 12 18 36 37 74 111 148 222 333 444 666 1332 203317 406634 609951 813268 1219902 1829853 2439804 3659706 7319412 7522729 15045458 22568187 30090916 45136374 67704561 90272748 135409122 270818244