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62742241 = 894
BaseRepresentation
bin1110111101010…
…1111011100001
311101001122011201
43233111323201
5112030222431
610120441201
71361204662
oct357257341
9141048151
1062742241
11324641a1
1219019201
13ccca1b3
148493369
155795461
hex3bd5ee1

62742241 has 5 divisors (see below), whose sum is σ = 63455221. Its totient is φ = 62037272.

The previous prime is 62742187. The next prime is 62742247. The reversal of 62742241 is 14224726.

Adding to 62742241 its reverse (14224726), we get a palindrome (76966967).

It can be divided in two parts, 6274 and 2241, that added together give a triangular number (8515 = T130).

It is a happy number.

The square root of 62742241 is 7921.

It is a perfect power (a square, a biquadrate), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 23804641 + 38937600 = 4879^2 + 6240^2 .

It is not a de Polignac number, because 62742241 - 215 = 62709473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (62742247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 4 ways as a sum of consecutive naturals, for example, 704925 + ... + 705013.

Almost surely, 262742241 is an apocalyptic number.

62742241 is the 7921-st square number.

62742241 is the 3961-st centered octagonal number.

It is an amenable number.

62742241 is a deficient number, since it is larger than the sum of its proper divisors (712980).

62742241 is an frugal number, since it uses more digits than its factorization.

62742241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 89 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The cubic root of 62742241 is about 397.3623135070.

The spelling of 62742241 in words is "sixty-two million, seven hundred forty-two thousand, two hundred forty-one".

Divisors: 1 89 7921 704969 62742241