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355164552 = 233222212
BaseRepresentation
bin10101001010110…
…110000110001000
3220202022020011200
4111022312012020
51211410231202
655124224200
711541564111
oct2512660610
9822266150
10355164552
11172532426
129ab3b060
1358773b52
1435253208
15212a8e1c
hex152b6188

355164552 has 36 divisors (see below), whose sum is σ = 962337285. Its totient is φ = 118334880.

The previous prime is 355164547. The next prime is 355164559. The reversal of 355164552 is 255461553.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

355164552 is a `hidden beast` number, since 3 + 5 + 5 + 1 + 645 + 5 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 343509156 + 11655396 = 18534^2 + 3414^2 .

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

It is an ABA number since it can be written as A⋅BA, here for A=2, B=13326.

It is a super-2 number, since 2×3551645522 = 252283717994721408, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (355164559) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 158802 + ... + 161022.

Almost surely, 2355164552 is an apocalyptic number.

It is an amenable number.

355164552 is an abundant number, since it is smaller than the sum of its proper divisors (607172733).

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

355164552 is an equidigital number, since it uses as much as digits as its factorization.

355164552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4454 (or 2226 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 355164552 is about 18845.8099321839. The cubic root of 355164552 is about 708.1792613209.

The spelling of 355164552 in words is "three hundred fifty-five million, one hundred sixty-four thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 2221 4442 6663 8884 13326 17768 19989 26652 39978 53304 79956 159912 4932841 9865682 14798523 19731364 29597046 39462728 44395569 59194092 88791138 118388184 177582276 355164552