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104176481 = 980310627
BaseRepresentation
bin1100011010110…
…01101101100001
321021000201021012
412031121231201
5203132121411
614200510305
72403325343
oct615315541
9237021235
10104176481
1153894372
122aa7b395
13187767b6
14db9b293
15922c18b
hex6359b61

104176481 has 4 divisors (see below), whose sum is σ = 104196912. Its totient is φ = 104156052.

The previous prime is 104176463. The next prime is 104176483. The reversal of 104176481 is 184671401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 184671401 = 346353327.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-104176481 is a prime.

It is a super-2 number, since 2×1041764812 = 21705478387086722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104176483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4490 + ... + 15116.

It is an arithmetic number, because the mean of its divisors is an integer number (26049228).

Almost surely, 2104176481 is an apocalyptic number.

It is an amenable number.

104176481 is a deficient number, since it is larger than the sum of its proper divisors (20431).

104176481 is an equidigital number, since it uses as much as digits as its factorization.

104176481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20430.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 104176481 is about 10206.6880524487. The cubic root of 104176481 is about 470.5327910025.

The spelling of 104176481 in words is "one hundred four million, one hundred seventy-six thousand, four hundred eighty-one".

Divisors: 1 9803 10627 104176481