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80374417 is a prime number
BaseRepresentation
bin1001100101001…
…10101010010001
312121020102222021
410302212222101
5131033440132
611550411441
71664112514
oct462465221
9177212867
1080374417
1141407542
1222b00b81
1313861936
14a962d7b
1570c9997
hex4ca6a91

80374417 has 2 divisors, whose sum is σ = 80374418. Its totient is φ = 80374416.

The previous prime is 80374409. The next prime is 80374421. The reversal of 80374417 is 71447308.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80120401 + 254016 = 8951^2 + 504^2 .

It is a cyclic number.

It is not a de Polignac number, because 80374417 - 23 = 80374409 is a prime.

It is not a weakly prime, because it can be changed into another prime (80374717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40187208 + 40187209.

It is an arithmetic number, because the mean of its divisors is an integer number (40187209).

Almost surely, 280374417 is an apocalyptic number.

It is an amenable number.

80374417 is a deficient number, since it is larger than the sum of its proper divisors (1).

80374417 is an equidigital number, since it uses as much as digits as its factorization.

80374417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 80374417 is about 8965.1780238878. The cubic root of 80374417 is about 431.5581061674.

The spelling of 80374417 in words is "eighty million, three hundred seventy-four thousand, four hundred seventeen".