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29964023 = 131228733
BaseRepresentation
bin111001001001…
…1011011110111
32002101022220122
41302103123313
530132322043
62550122155
7512455445
oct162233367
962338818
1029964023
1115a06461
12a05035b
1362917bb
143d9db95
15296d368
hex1c936f7

29964023 has 4 divisors (see below), whose sum is σ = 30192888. Its totient is φ = 29735160.

The previous prime is 29964019. The next prime is 29964031. The reversal of 29964023 is 32046992.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 29964023 - 22 = 29964019 is a prime.

It is a super-3 number, since 3×299640233 (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29964923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114236 + ... + 114497.

It is an arithmetic number, because the mean of its divisors is an integer number (7548222).

Almost surely, 229964023 is an apocalyptic number.

29964023 is a deficient number, since it is larger than the sum of its proper divisors (228865).

29964023 is a wasteful number, since it uses less digits than its factorization.

29964023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228864.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 29964023 is about 5473.9403540777. The cubic root of 29964023 is about 310.5989910169.

The spelling of 29964023 in words is "twenty-nine million, nine hundred sixty-four thousand, twenty-three".

Divisors: 1 131 228733 29964023