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180058132 = 223711032
BaseRepresentation
bin10101011101101…
…11100000010100
3110112210220022201
422232313200110
5332043330012
625511134244
74314316552
oct1256674024
9415726281
10180058132
1192702381
1250374384
132b3c4497
1419cb0bd2
1510c1a857
hexabb7814

180058132 has 18 divisors (see below), whose sum is σ = 323911658. Its totient is φ = 87516432.

The previous prime is 180058103. The next prime is 180058139. The reversal of 180058132 is 231850081.

180058132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 175191696 + 4866436 = 13236^2 + 2206^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 180058132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180058139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 162693 + ... + 163795.

Almost surely, 2180058132 is an apocalyptic number.

It is an amenable number.

180058132 is a deficient number, since it is larger than the sum of its proper divisors (143853526).

180058132 is an equidigital number, since it uses as much as digits as its factorization.

180058132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247 (or 1142 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 180058132 is about 13418.5741418379. The cubic root of 180058132 is about 564.6823933491.

The spelling of 180058132 in words is "one hundred eighty million, fifty-eight thousand, one hundred thirty-two".

Divisors: 1 2 4 37 74 148 1103 2206 4412 40811 81622 163244 1216609 2433218 4866436 45014533 90029066 180058132