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60052020 = 22357142981
BaseRepresentation
bin1110010100010…
…1001000110100
311011222221212220
43211011020310
5110333131040
65543042340
71326301530
oct345051064
9134887786
1060052020
1130996a76
12181403b0
13c597852
147d92bc0
1554132d0
hex3945234

60052020 has 48 divisors (see below), whose sum is σ = 192167808. Its totient is φ = 13726080.

The previous prime is 60052019. The next prime is 60052039. The reversal of 60052020 is 2025006.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71071 + ... + 71910.

It is an arithmetic number, because the mean of its divisors is an integer number (4003496).

Almost surely, 260052020 is an apocalyptic number.

60052020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

60052020 is an abundant number, since it is smaller than the sum of its proper divisors (132115788).

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

60052020 is a wasteful number, since it uses less digits than its factorization.

60052020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143000 (or 142998 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 60052020 is about 7749.3238414716. The cubic root of 60052020 is about 391.5998711101.

Adding to 60052020 its reverse (2025006), we get a palindrome (62077026).

The spelling of 60052020 in words is "sixty million, fifty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 142981 285962 428943 571924 714905 857886 1000867 1429810 1715772 2001734 2144715 2859620 3002601 4003468 4289430 5004335 6005202 8578860 10008670 12010404 15013005 20017340 30026010 60052020