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355040061 = 3196228773
BaseRepresentation
bin10101001010010…
…111101100111101
3220202001220101220
4111022113230331
51211342240221
655121423553
711540535135
oct2512275475
9822056356
10355040061
11172457942
129aa9abb9
135872c29c
143521dac5
15212820c6
hex15297b3d

355040061 has 8 divisors (see below), whose sum is σ = 498301920. Its totient is φ = 224235792.

The previous prime is 355040051. The next prime is 355040093. The reversal of 355040061 is 160040553.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 355040061 - 213 = 355031869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355040051) 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 7 ways as a sum of consecutive naturals, for example, 3114330 + ... + 3114443.

It is an arithmetic number, because the mean of its divisors is an integer number (62287740).

Almost surely, 2355040061 is an apocalyptic number.

It is an amenable number.

355040061 is a deficient number, since it is larger than the sum of its proper divisors (143261859).

355040061 is a wasteful number, since it uses less digits than its factorization.

355040061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6228795.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 355040061 is about 18842.5067599829. The cubic root of 355040061 is about 708.0965088365.

The spelling of 355040061 in words is "three hundred fifty-five million, forty thousand, sixty-one".

Divisors: 1 3 19 57 6228773 18686319 118346687 355040061