Search a number
-
+
270052420 = 225118591429
BaseRepresentation
bin10000000110001…
…010110001000100
3200211011002021111
4100012022301010
51023113134140
642444054404
76456256561
oct2006126104
9624132244
10270052420
1112948a420
1276534404
1343c43941
1427c19868
1518a957ea
hex1018ac44

270052420 has 48 divisors (see below), whose sum is σ = 619819200. Its totient is φ = 98017920.

The previous prime is 270052319. The next prime is 270052421. The reversal of 270052420 is 24250072.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 270052391 and 270052400.

It is not an unprimeable number, because it can be changed into a prime (270052421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188266 + ... + 189694.

It is an arithmetic number, because the mean of its divisors is an integer number (12912900).

Almost surely, 2270052420 is an apocalyptic number.

270052420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

270052420 is an abundant number, since it is smaller than the sum of its proper divisors (349766780).

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

270052420 is a wasteful number, since it uses less digits than its factorization.

270052420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2308 (or 2306 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 270052420 is about 16433.2717375451. The cubic root of 270052420 is about 646.3722322535.

The spelling of 270052420 in words is "two hundred seventy million, fifty-two thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 859 1429 1718 2858 3436 4295 5716 7145 8590 9449 14290 15719 17180 18898 28580 31438 37796 47245 62876 78595 94490 157190 188980 314380 1227511 2455022 4910044 6137555 12275110 13502621 24550220 27005242 54010484 67513105 135026210 270052420