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293102101 = 29101100069
BaseRepresentation
bin10001011110000…
…110001000010101
3202102112010111101
4101132012020111
51100013231401
645030110101
710156220035
oct2136061025
9672463441
10293102101
111404a2a46
12821ab331
13489541c6
142acd98c5
151aaea101
hex11786215

293102101 has 8 divisors (see below), whose sum is σ = 306214200. Its totient is φ = 280190400.

The previous prime is 293102099. The next prime is 293102107. The reversal of 293102101 is 101201392.

It can be written as a sum of positive squares in 4 ways, for example, as 177023025 + 116079076 = 13305^2 + 10774^2 .

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 293102101 - 21 = 293102099 is a prime.

It is a super-2 number, since 2×2931021012 = 171817683221228402, 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 (293102107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47106 + ... + 52963.

It is an arithmetic number, because the mean of its divisors is an integer number (38276775).

Almost surely, 2293102101 is an apocalyptic number.

It is an amenable number.

293102101 is a deficient number, since it is larger than the sum of its proper divisors (13112099).

293102101 is a wasteful number, since it uses less digits than its factorization.

293102101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100199.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 293102101 is about 17120.2249109058. The cubic root of 293102101 is about 664.2623595795.

Adding to 293102101 its reverse (101201392), we get a palindrome (394303493).

The spelling of 293102101 in words is "two hundred ninety-three million, one hundred two thousand, one hundred one".

Divisors: 1 29 101 2929 100069 2902001 10106969 293102101