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42407754 = 237067959
BaseRepresentation
bin1010000111000…
…1011101001010
32221210112111120
42201301131022
541324022004
64112540110
71023313524
oct241613512
987715446
1042407754
1121a35634
1212251636
138a2a75c
1458bca14
153aca3d9
hex287174a

42407754 has 8 divisors (see below), whose sum is σ = 84815520. Its totient is φ = 14135916.

The previous prime is 42407747. The next prime is 42407767. The reversal of 42407754 is 45770424.

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

42407754 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3533974 + ... + 3533985.

It is an arithmetic number, because the mean of its divisors is an integer number (10601940).

Almost surely, 242407754 is an apocalyptic number.

42407754 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42407754 is a wasteful number, since it uses less digits than its factorization.

42407754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067964.

The product of its (nonzero) digits is 31360, while the sum is 33.

The square root of 42407754 is about 6512.1236167628. The cubic root of 42407754 is about 348.7239355657.

The spelling of 42407754 in words is "forty-two million, four hundred seven thousand, seven hundred fifty-four".

Divisors: 1 2 3 6 7067959 14135918 21203877 42407754