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10061993 = 67791901
BaseRepresentation
bin100110011000…
…100010101001
3200221012110102
4212120202221
510033440433
6555355145
7151345154
oct46304251
920835412
1010061993
1157527a7
123452ab5
132113b56
14149cc9b
15d3b4e8
hex9988a9

10061993 has 8 divisors (see below), whose sum is σ = 10346880. Its totient is φ = 9781200.

The previous prime is 10061981. The next prime is 10062029. The reversal of 10061993 is 39916001.

10061993 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 10061993 - 26 = 10061929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10061593) 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, 4343 + ... + 6243.

It is an arithmetic number, because the mean of its divisors is an integer number (1293360).

Almost surely, 210061993 is an apocalyptic number.

It is an amenable number.

10061993 is a deficient number, since it is larger than the sum of its proper divisors (284887).

10061993 is an equidigital number, since it uses as much as digits as its factorization.

10061993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 10061993 is about 3172.0644697105. The cubic root of 10061993 is about 215.8877517492.

Adding to 10061993 its reverse (39916001), we get a palindrome (49977994).

The spelling of 10061993 in words is "ten million, sixty-one thousand, nine hundred ninety-three".

Divisors: 1 67 79 1901 5293 127367 150179 10061993