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293428095 = 3519561873
BaseRepresentation
bin10001011111010…
…101101101111111
3202110010200200020
4101133111231333
51100104144340
645041103223
710162045332
oct2137255577
9673120606
10293428095
111406a5964
1282327b13
1348a396bc
142ad82619
151ab619d0
hex117d5b7f

293428095 has 8 divisors (see below), whose sum is σ = 469484976. Its totient is φ = 156494976.

The previous prime is 293427977. The next prime is 293428111. The reversal of 293428095 is 590824392.

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

It is not a de Polignac number, because 293428095 - 28 = 293427839 is a prime.

It is a super-2 number, since 2×2934280952 = 172200093870658050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9780922 + ... + 9780951.

It is an arithmetic number, because the mean of its divisors is an integer number (58685622).

Almost surely, 2293428095 is an apocalyptic number.

293428095 is a deficient number, since it is larger than the sum of its proper divisors (176056881).

293428095 is a wasteful number, since it uses less digits than its factorization.

293428095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19561881.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 293428095 is about 17129.7429928181. The cubic root of 293428095 is about 664.5085369473.

The spelling of 293428095 in words is "two hundred ninety-three million, four hundred twenty-eight thousand, ninety-five".

Divisors: 1 3 5 15 19561873 58685619 97809365 293428095