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97029229 = 118820839
BaseRepresentation
bin1011100100010…
…00110001101101
320202120121002011
411302020301231
5144314413404
613343401221
72255510023
oct562106155
9222517064
1097029229
114a852550
12285b3211
131714355b
14cc5a713
1587b9604
hex5c88c6d

97029229 has 4 divisors (see below), whose sum is σ = 105850080. Its totient is φ = 88208380.

The previous prime is 97029227. The next prime is 97029253. The reversal of 97029229 is 92292079.

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 a cyclic number.

It is not a de Polignac number, because 97029229 - 21 = 97029227 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97029191 and 97029200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97029227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4410409 + ... + 4410430.

It is an arithmetic number, because the mean of its divisors is an integer number (26462520).

Almost surely, 297029229 is an apocalyptic number.

It is an amenable number.

97029229 is a deficient number, since it is larger than the sum of its proper divisors (8820851).

97029229 is a wasteful number, since it uses less digits than its factorization.

97029229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8820850.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 97029229 is about 9850.3415676818. The cubic root of 97029229 is about 459.5162352775.

The spelling of 97029229 in words is "ninety-seven million, twenty-nine thousand, two hundred twenty-nine".

Divisors: 1 11 8820839 97029229