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60143028 = 22311457997
BaseRepresentation
bin1110010101101…
…1010110110100
311012011120201120
43211123112310
5110344034103
65545023540
71330131051
oct345332664
9135146646
1060143028
1130a49390
1218184bb0
13c5ca0ba
147db8028
155430253
hex395b5b4

60143028 has 48 divisors (see below), whose sum is σ = 153580224. Its totient is φ = 18167040.

The previous prime is 60142997. The next prime is 60143029. The reversal of 60143028 is 82034106.

It is a happy number.

60143028 is a nontrivial binomial coefficient, being equal to C(10968, 2).

It is a junction number, because it is equal to n+sod(n) for n = 60142989 and 60143007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60143029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59826 + ... + 60822.

It is an arithmetic number, because the mean of its divisors is an integer number (3199588).

Almost surely, 260143028 is an apocalyptic number.

60143028 is the 10967-th triangular number and also the 5484-th hexagonal number.

It is an amenable number.

60143028 is an abundant number, since it is smaller than the sum of its proper divisors (93437196).

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

60143028 is a wasteful number, since it uses less digits than its factorization.

60143028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472 (or 1470 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 60143028 is about 7755.1936146043. The cubic root of 60143028 is about 391.7975926460.

The spelling of 60143028 in words is "sixty million, one hundred forty-three thousand, twenty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 457 914 997 1371 1828 1994 2742 2991 3988 5027 5484 5982 10054 10967 11964 15081 20108 21934 30162 32901 43868 60324 65802 131604 455629 911258 1366887 1822516 2733774 5011919 5467548 10023838 15035757 20047676 30071514 60143028