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60007972 = 22113132761
BaseRepresentation
bin1110010011101…
…0011000100100
311011220201110111
43210322120210
5110330223342
65542102404
71326026233
oct344723044
9134821414
1060007972
1130966972
121811aa04
13c58079b
147d80b1a
155405217
hex393a624

60007972 has 12 divisors (see below), whose sum is σ = 105944076. Its totient is φ = 29738240.

The previous prime is 60007951. The next prime is 60007979. The reversal of 60007972 is 27970006.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13003236 + 47004736 = 3606^2 + 6856^2 .

It is not an unprimeable number, because it can be changed into a prime (60007979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65929 + ... + 66832.

It is an arithmetic number, because the mean of its divisors is an integer number (8828673).

Almost surely, 260007972 is an apocalyptic number.

It is an amenable number.

60007972 is a deficient number, since it is larger than the sum of its proper divisors (45936104).

60007972 is a wasteful number, since it uses less digits than its factorization.

60007972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132878 (or 132876 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 60007972 is about 7746.4812657103. The cubic root of 60007972 is about 391.5041018628.

Adding to 60007972 its reverse (27970006), we get a palindrome (87977978).

The spelling of 60007972 in words is "sixty million, seven thousand, nine hundred seventy-two".

Divisors: 1 2 4 113 226 452 132761 265522 531044 15001993 30003986 60007972