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29233742 = 219769309
BaseRepresentation
bin110111110000…
…1001001001110
32001000020011012
41233201021032
524440434432
62522325222
7503324366
oct157411116
961006135
1029233742
111555781a
129959812
136097295
143c4d9a6
152876cb2
hex1be124e

29233742 has 8 divisors (see below), whose sum is σ = 46158600. Its totient is φ = 13847544.

The previous prime is 29233717. The next prime is 29233747. The reversal of 29233742 is 24733292.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×292337424 (a number of 31 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 29233699 and 29233708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29233747) 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, 384617 + ... + 384692.

It is an arithmetic number, because the mean of its divisors is an integer number (5769825).

Almost surely, 229233742 is an apocalyptic number.

29233742 is a deficient number, since it is larger than the sum of its proper divisors (16924858).

29233742 is a wasteful number, since it uses less digits than its factorization.

29233742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769330.

The product of its digits is 18144, while the sum is 32.

The square root of 29233742 is about 5406.8236516461. The cubic root of 29233742 is about 308.0549109384.

The spelling of 29233742 in words is "twenty-nine million, two hundred thirty-three thousand, seven hundred forty-two".

Divisors: 1 2 19 38 769309 1538618 14616871 29233742