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9242429 = 72188621
BaseRepresentation
bin100011010000…
…011100111101
3122101120020012
4203100130331
54331224204
6530033005
7141362600
oct43203475
918346205
109242429
115242a79
123118765
131bb7ac1
141328337
15c2876e
hex8d073d

9242429 has 6 divisors (see below), whose sum is σ = 10751454. Its totient is φ = 7922040.

The previous prime is 9242423. The next prime is 9242459.

9242429 is nontrivially palindromic in base 10.

9242429 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9060100 + 182329 = 3010^2 + 427^2 .

It is not a de Polignac number, because 9242429 - 24 = 9242413 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9242395 and 9242404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9242423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94262 + ... + 94359.

It is an arithmetic number, because the mean of its divisors is an integer number (1791909).

Almost surely, 29242429 is an apocalyptic number.

It is an amenable number.

9242429 is a deficient number, since it is larger than the sum of its proper divisors (1509025).

9242429 is a wasteful number, since it uses less digits than its factorization.

9242429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188635 (or 188628 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 9242429 is about 3040.1363456266. The cubic root of 9242429 is about 209.8595356971.

The spelling of 9242429 in words is "nine million, two hundred forty-two thousand, four hundred twenty-nine".

Divisors: 1 7 49 188621 1320347 9242429