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4242001240 = 235520920359
BaseRepresentation
bin1111110011010111…
…1100110101011000
3101221122001222202001
43330311330311120
532141423014430
61540532450344
7210056262361
oct37465746530
911848058661
104242001240
111887554354
129a47799b4
13527ac3409
142c354ab68
1519c6293ca
hexfcd7cd58

4242001240 has 32 divisors (see below), whose sum is σ = 9546804000. Its totient is φ = 1696391424.

The previous prime is 4242001229. The next prime is 4242001261. The reversal of 4242001240 is 421002424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198181 + ... + 218539.

It is an arithmetic number, because the mean of its divisors is an integer number (298337625).

Almost surely, 24242001240 is an apocalyptic number.

4242001240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4242001240 is an abundant number, since it is smaller than the sum of its proper divisors (5304802760).

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

4242001240 is a wasteful number, since it uses less digits than its factorization.

4242001240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25579 (or 25575 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 4242001240 is about 65130.6474710639. The cubic root of 4242001240 is about 1618.7890711936.

Adding to 4242001240 its reverse (421002424), we get a palindrome (4663003664).

The spelling of 4242001240 in words is "four billion, two hundred forty-two million, one thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 5209 10418 20359 20836 26045 40718 41672 52090 81436 101795 104180 162872 203590 208360 407180 814360 106050031 212100062 424200124 530250155 848400248 1060500310 2121000620 4242001240