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80097429 = 326699143
BaseRepresentation
bin1001100011000…
…11000010010101
312120201101000110
410301203002111
5131001104204
611540433233
71661550126
oct461430225
9176641013
1080097429
1141238425
12229a8819
1313795839
14a8d004d
157072889
hex4c63095

80097429 has 4 divisors (see below), whose sum is σ = 106796576. Its totient is φ = 53398284.

The previous prime is 80097403. The next prime is 80097467. The reversal of 80097429 is 92479008.

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.

It is not a de Polignac number, because 80097429 - 212 = 80093333 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 (80097029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13349569 + ... + 13349574.

It is an arithmetic number, because the mean of its divisors is an integer number (26699144).

Almost surely, 280097429 is an apocalyptic number.

It is an amenable number.

80097429 is a deficient number, since it is larger than the sum of its proper divisors (26699147).

80097429 is a wasteful number, since it uses less digits than its factorization.

80097429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26699146.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 80097429 is about 8949.7166994269. The cubic root of 80097429 is about 431.0617873926.

The spelling of 80097429 in words is "eighty million, ninety-seven thousand, four hundred twenty-nine".

Divisors: 1 3 26699143 80097429