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60252540 = 22351004209
BaseRepresentation
bin1110010111011…
…0000101111100
311012101010221120
43211312011330
5110411040130
65551230540
71331065245
oct345660574
9135333846
1060252540
1131013697
1218218450
13c637bba
148005ccc
155452910
hex397617c

60252540 has 24 divisors (see below), whose sum is σ = 168707280. Its totient is φ = 16067328.

The previous prime is 60252529. The next prime is 60252541. The reversal of 60252540 is 4525206.

It is a self number, because there is not a number n which added to its sum of digits gives 60252540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60252541) 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, 502045 + ... + 502164.

It is an arithmetic number, because the mean of its divisors is an integer number (7029470).

Almost surely, 260252540 is an apocalyptic number.

60252540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

60252540 is an abundant number, since it is smaller than the sum of its proper divisors (108454740).

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

60252540 is a wasteful number, since it uses less digits than its factorization.

60252540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004221 (or 1004219 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 60252540 is about 7762.2509621887. The cubic root of 60252540 is about 392.0352512378.

Adding to 60252540 its reverse (4525206), we get a palindrome (64777746).

The spelling of 60252540 in words is "sixty million, two hundred fifty-two thousand, five hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1004209 2008418 3012627 4016836 5021045 6025254 10042090 12050508 15063135 20084180 30126270 60252540