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104690761 = 747318209
BaseRepresentation
bin1100011110101…
…11010001001001
321021222211201121
412033113101021
5203300101021
614215515241
72410566610
oct617272111
9237884647
10104690761
115410579a
122b088b21
13188c68c6
14dc92877
1592ce741
hex63d7449

104690761 has 8 divisors (see below), whose sum is σ = 122192640. Its totient is φ = 87825408.

The previous prime is 104690759. The next prime is 104690809. The reversal of 104690761 is 167096401.

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 104690761 - 21 = 104690759 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104690711) 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, 158776 + ... + 159433.

It is an arithmetic number, because the mean of its divisors is an integer number (15274080).

Almost surely, 2104690761 is an apocalyptic number.

It is an amenable number.

104690761 is a deficient number, since it is larger than the sum of its proper divisors (17501879).

104690761 is an equidigital number, since it uses as much as digits as its factorization.

104690761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318263.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 104690761 is about 10231.8503214228. The cubic root of 104690761 is about 471.3058013554.

The spelling of 104690761 in words is "one hundred four million, six hundred ninety thousand, seven hundred sixty-one".

Divisors: 1 7 47 329 318209 2227463 14955823 104690761