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60665052 = 223737131149
BaseRepresentation
bin1110011101101…
…0110011011100
311020011002210210
43213122303130
5111012240202
610004132420
71334434020
oct347326334
9136132723
1060665052
1131275608
1218397110
13c7508a6
1480b2380
1554d4c6c
hex39dacdc

60665052 has 96 divisors (see below), whose sum is σ = 168537600. Its totient is φ = 16623360.

The previous prime is 60665051. The next prime is 60665057. The reversal of 60665052 is 25056606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60665051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 407074 + ... + 407222.

It is an arithmetic number, because the mean of its divisors is an integer number (1755600).

Almost surely, 260665052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60665052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84268800).

60665052 is an abundant number, since it is smaller than the sum of its proper divisors (107872548).

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

60665052 is a wasteful number, since it uses less digits than its factorization.

60665052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 60665052 is about 7788.7773109776. Note that the first 3 decimals coincide. The cubic root of 60665052 is about 392.9278917745.

The spelling of 60665052 in words is "sixty million, six hundred sixty-five thousand, fifty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 37 42 74 84 111 131 148 149 222 259 262 298 393 444 447 518 524 596 777 786 894 917 1036 1043 1554 1572 1788 1834 2086 2751 3108 3129 3668 4172 4847 5502 5513 6258 9694 11004 11026 12516 14541 16539 19388 19519 22052 29082 33078 33929 38591 39038 58164 58557 66156 67858 77182 78076 101787 115773 117114 135716 136633 154364 203574 231546 234228 273266 407148 409899 463092 546532 722203 819798 1444406 1639596 2166609 2888812 4333218 5055421 8666436 10110842 15166263 20221684 30332526 60665052