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10101793 = 131097129
BaseRepresentation
bin100110100010…
…010000100001
3201000020001111
4212202100201
510041224133
61000303321
7151602202
oct46422041
921006044
1010101793
11577a699
123471b41
132128cc0
1414ad5a9
15d481cd
hex9a2421

10101793 has 8 divisors (see below), whose sum is σ = 10980200. Its totient is φ = 9237888.

The previous prime is 10101779. The next prime is 10101821. The reversal of 10101793 is 39710101.

It can be written as a sum of positive squares in 4 ways, for example, as 1292769 + 8809024 = 1137^2 + 2968^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10101793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10101713) 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, 2148 + ... + 4981.

It is an arithmetic number, because the mean of its divisors is an integer number (1372525).

Almost surely, 210101793 is an apocalyptic number.

10101793 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10101793 is a deficient number, since it is larger than the sum of its proper divisors (878407).

10101793 is a wasteful number, since it uses less digits than its factorization.

10101793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7251.

The product of its (nonzero) digits is 189, while the sum is 22.

The square root of 10101793 is about 3178.3317951403. The cubic root of 10101793 is about 216.1720237425.

Adding to 10101793 its reverse (39710101), we get a palindrome (49811894).

The spelling of 10101793 in words is "ten million, one hundred one thousand, seven hundred ninety-three".

Divisors: 1 13 109 1417 7129 92677 777061 10101793