Search a number
-
+
270708480 = 283457373
BaseRepresentation
bin10000001000101…
…010111100000000
3200212101102020000
4100020222330000
51023300132410
642510120000
76464661360
oct2010527400
9625342200
10270708480
11129898319
12767b0000
1344113443
1427d4a9a0
1518b74dc0
hex1022af00

270708480 has 360 divisors, whose sum is σ = 1109990112. Its totient is φ = 61710336.

The previous prime is 270708479. The next prime is 270708491. The reversal of 270708480 is 84807072.

It is a tau number, because it is divible by the number of its divisors (360).

It is a super-2 number, since 2×2707084802 = 146566162287820800, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 725574 + ... + 725946.

Almost surely, 2270708480 is an apocalyptic number.

270708480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 270708480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554995056).

270708480 is an abundant number, since it is smaller than the sum of its proper divisors (839281632).

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

270708480 is an equidigital number, since it uses as much as digits as its factorization.

270708480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 270708480 is about 16453.2209612586. The cubic root of 270708480 is about 646.8952369220.

The spelling of 270708480 in words is "two hundred seventy million, seven hundred eight thousand, four hundred eighty".