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104080213 = 611706233
BaseRepresentation
bin1100011010000…
…10001101010101
321020211211012201
412031002031111
5203121031323
614154444501
72402444566
oct615021525
9236754181
10104080213
1153829006
122aa33731
1318741a33
14db7416d
15920d8ad
hex6342355

104080213 has 4 divisors (see below), whose sum is σ = 105786508. Its totient is φ = 102373920.

The previous prime is 104080211. The next prime is 104080289. The reversal of 104080213 is 312080401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26234884 + 77845329 = 5122^2 + 8823^2 .

It is a cyclic number.

It is not a de Polignac number, because 104080213 - 21 = 104080211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104080211) 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, 853056 + ... + 853177.

It is an arithmetic number, because the mean of its divisors is an integer number (26446627).

Almost surely, 2104080213 is an apocalyptic number.

It is an amenable number.

104080213 is a deficient number, since it is larger than the sum of its proper divisors (1706295).

104080213 is an equidigital number, since it uses as much as digits as its factorization.

104080213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706294.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 104080213 is about 10201.9710350500. The cubic root of 104080213 is about 470.3878087880.

The spelling of 104080213 in words is "one hundred four million, eighty thousand, two hundred thirteen".

Divisors: 1 61 1706233 104080213