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60006140 = 2259730931
BaseRepresentation
bin1110010011100…
…1111011111100
311011220121221122
43210321323330
5110330144030
65542050112
71326021005
oct344717374
9134817848
1060006140
1130965557
1218119938
13c57c9bc
147d801ac
1554048e5
hex3939efc

60006140 has 24 divisors (see below), whose sum is σ = 127316112. Its totient is φ = 23754240.

The previous prime is 60006139. The next prime is 60006151. The reversal of 60006140 is 4160006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13526 + ... + 17405.

It is an arithmetic number, because the mean of its divisors is an integer number (5304838).

Almost surely, 260006140 is an apocalyptic number.

It is an amenable number.

60006140 is an abundant number, since it is smaller than the sum of its proper divisors (67309972).

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

60006140 is a wasteful number, since it uses less digits than its factorization.

60006140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31037 (or 31035 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 60006140 is about 7746.3630175715. The cubic root of 60006140 is about 391.5001177099.

Adding to 60006140 its reverse (4160006), we get a palindrome (64166146).

The spelling of 60006140 in words is "sixty million, six thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 97 194 388 485 970 1940 30931 61862 123724 154655 309310 618620 3000307 6000614 12001228 15001535 30003070 60006140