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270152720 = 2453898681
BaseRepresentation
bin10000000110100…
…011010000010000
3200211100011212022
4100012203100100
51023124341340
642450151012
76460155155
oct2006432020
9624304768
10270152720
11129548812
1276582468
1343c7a4a6
1427c4422c
1518ab53b5
hex101a3410

270152720 has 40 divisors (see below), whose sum is σ = 629792280. Its totient is φ = 107770880.

The previous prime is 270152699. The next prime is 270152747. The reversal of 270152720 is 27251072.

270152720 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 33362176 + 236790544 = 5776^2 + 15388^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 270152720.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26780 + ... + 35460.

It is an arithmetic number, because the mean of its divisors is an integer number (15744807).

Almost surely, 2270152720 is an apocalyptic number.

270152720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

270152720 is an abundant number, since it is smaller than the sum of its proper divisors (359639560).

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

270152720 is a wasteful number, since it uses less digits than its factorization.

270152720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9083 (or 9077 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 270152720 is about 16436.3231898135. The cubic root of 270152720 is about 646.4522452503.

The spelling of 270152720 in words is "two hundred seventy million, one hundred fifty-two thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 389 778 1556 1945 3112 3890 6224 7780 8681 15560 17362 31120 34724 43405 69448 86810 138896 173620 347240 694480 3376909 6753818 13507636 16884545 27015272 33769090 54030544 67538180 135076360 270152720