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10030091 = 53971951
BaseRepresentation
bin100110010000…
…110000001011
3200212120200212
4212100300023
510031430331
6554551335
7151153151
oct46206013
920776625
1010030091
115730835
12343854b
132102486
1414913d1
15d31d2b
hex990c0b

10030091 has 8 divisors (see below), whose sum is σ = 10329984. Its totient is φ = 9734400.

The previous prime is 10030087. The next prime is 10030103. The reversal of 10030091 is 19003001.

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 10030091 - 22 = 10030087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10030991) 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, 4166 + ... + 6116.

It is an arithmetic number, because the mean of its divisors is an integer number (1291248).

Almost surely, 210030091 is an apocalyptic number.

10030091 is a deficient number, since it is larger than the sum of its proper divisors (299893).

10030091 is an equidigital number, since it uses as much as digits as its factorization.

10030091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 10030091 is about 3167.0318912193. The cubic root of 10030091 is about 215.6593495932.

Adding to 10030091 its reverse (19003001), we get a palindrome (29033092).

The spelling of 10030091 in words is "ten million, thirty thousand, ninety-one".

Divisors: 1 53 97 1951 5141 103403 189247 10030091