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60030972 = 22329717191
BaseRepresentation
bin1110010011111…
…1111111111100
311011221220000100
43210333333330
5110331442342
65542401100
71326153261
oct344777774
9134856010
1060030972
1130982181
1218130190
13c58b0b1
147d89268
15540be4c
hex393fffc

60030972 has 36 divisors (see below), whose sum is σ = 153318256. Its totient is φ = 19802880.

The previous prime is 60030953. The next prime is 60030979. The reversal of 60030972 is 27903006.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60030979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5104 + ... + 12087.

Almost surely, 260030972 is an apocalyptic number.

It is an amenable number.

60030972 is an abundant number, since it is smaller than the sum of its proper divisors (93287284).

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

60030972 is a wasteful number, since it uses less digits than its factorization.

60030972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17298 (or 17293 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 60030972 is about 7747.9656684836. The cubic root of 60030972 is about 391.5541143520.

Adding to 60030972 its reverse (27903006), we get a palindrome (87933978).

The spelling of 60030972 in words is "sixty million, thirty thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 36 97 194 291 388 582 873 1164 1746 3492 17191 34382 51573 68764 103146 154719 206292 309438 618876 1667527 3335054 5002581 6670108 10005162 15007743 20010324 30015486 60030972