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42014252 = 2272775417
BaseRepresentation
bin1010000001000…
…1011000101100
32221001112201102
42200101120230
541223424002
64100302232
71020054350
oct240213054
987045642
1042014252
1121796a25
12120a1978
138920607
145819460
153a4da02
hex281162c

42014252 has 24 divisors (see below), whose sum is σ = 84347424. Its totient is φ = 17937792.

The previous prime is 42014251. The next prime is 42014317. The reversal of 42014252 is 25241024.

It is a happy number.

It is a super-2 number, since 2×420142522 = 3530394742239008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42014251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5048 + ... + 10464.

It is an arithmetic number, because the mean of its divisors is an integer number (3514476).

Almost surely, 242014252 is an apocalyptic number.

It is an amenable number.

42014252 is an abundant number, since it is smaller than the sum of its proper divisors (42333172).

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

42014252 is a wasteful number, since it uses less digits than its factorization.

42014252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5705 (or 5703 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 42014252 is about 6481.8401708157. The cubic root of 42014252 is about 347.6419777658.

Adding to 42014252 its reverse (25241024), we get a palindrome (67255276).

The spelling of 42014252 in words is "forty-two million, fourteen thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 277 554 1108 1939 3878 5417 7756 10834 21668 37919 75838 151676 1500509 3001018 6002036 10503563 21007126 42014252