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293450141 = 17129713309
BaseRepresentation
bin10001011111011…
…011000110011101
3202110011210220202
4101133123012131
51100110401031
645041353245
710162166525
oct2137330635
9673153822
10293450141
11140710486
1282338825
1348a4674a
142ad8a685
151ab682cb
hex117db19d

293450141 has 8 divisors (see below), whose sum is σ = 310974840. Its totient is φ = 275954688.

The previous prime is 293450111. The next prime is 293450167. The reversal of 293450141 is 141054392.

It can be written as a sum of positive squares in 4 ways, for example, as 81631225 + 211818916 = 9035^2 + 14554^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 293450141 - 214 = 293433757 is a prime.

It is a super-2 number, since 2×2934501412 = 172225970505839762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (293450111) 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, 15395 + ... + 28703.

It is an arithmetic number, because the mean of its divisors is an integer number (38871855).

Almost surely, 2293450141 is an apocalyptic number.

It is an amenable number.

293450141 is a deficient number, since it is larger than the sum of its proper divisors (17524699).

293450141 is a wasteful number, since it uses less digits than its factorization.

293450141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14623.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 293450141 is about 17130.3864813378. The cubic root of 293450141 is about 664.5251786034.

The spelling of 293450141 in words is "two hundred ninety-three million, four hundred fifty thousand, one hundred forty-one".

Divisors: 1 17 1297 13309 22049 226253 17261773 293450141