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42029413 = 145928807
BaseRepresentation
bin1010000001010…
…1000101100101
32221002022111221
42200111011211
541224420123
64100500341
71020146506
oct240250545
987068457
1042029413
11217a7358
12120aa6b1
13892749a
145820bad
153a5325d
hex2815165

42029413 has 4 divisors (see below), whose sum is σ = 42059680. Its totient is φ = 41999148.

The previous prime is 42029411. The next prime is 42029483. The reversal of 42029413 is 31492024.

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 42029413 - 21 = 42029411 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 (42029411) 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, 12945 + ... + 15862.

It is an arithmetic number, because the mean of its divisors is an integer number (10514920).

Almost surely, 242029413 is an apocalyptic number.

It is an amenable number.

42029413 is a deficient number, since it is larger than the sum of its proper divisors (30267).

42029413 is a wasteful number, since it uses less digits than its factorization.

42029413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30266.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 42029413 is about 6483.0095634666. The cubic root of 42029413 is about 347.6837887064.

The spelling of 42029413 in words is "forty-two million, twenty-nine thousand, four hundred thirteen".

Divisors: 1 1459 28807 42029413