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255473130 = 23511774161
BaseRepresentation
bin11110011101000…
…11010111101010
3122210201101020210
433032203113222
51010400120010
641203401550
76221325423
oct1716432752
9583641223
10255473130
11121231820
12716832b6
1340c0a943
1425d0264a
1517665b20
hexf3a35ea

255473130 has 32 divisors (see below), whose sum is σ = 668875968. Its totient is φ = 61932800.

The previous prime is 255473089. The next prime is 255473131. The reversal of 255473130 is 31374552.

255473130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (255473131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386751 + ... + 387410.

It is an arithmetic number, because the mean of its divisors is an integer number (20902374).

Almost surely, 2255473130 is an apocalyptic number.

255473130 is an abundant number, since it is smaller than the sum of its proper divisors (413402838).

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

255473130 is a wasteful number, since it uses less digits than its factorization.

255473130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774182.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 255473130 is about 15983.5268323358. The cubic root of 255473130 is about 634.5245205727.

The spelling of 255473130 in words is "two hundred fifty-five million, four hundred seventy-three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 774161 1548322 2322483 3870805 4644966 7741610 8515771 11612415 17031542 23224830 25547313 42578855 51094626 85157710 127736565 255473130