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180323141 = 1074214003
BaseRepresentation
bin10101011111110…
…00001101000101
3110120022100211212
422233320031011
5332130320031
625520541205
74316502305
oct1257701505
9416270755
10180323141
1192873499
1250481805
132b487cab
1419d3d605
1510c6e12b
hexabf8345

180323141 has 8 divisors (see below), whose sum is σ = 182486304. Its totient is φ = 178169040.

The previous prime is 180323113. The next prime is 180323149. The reversal of 180323141 is 141323081.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 180323141 - 222 = 176128837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180323149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43046 + ... + 47048.

It is an arithmetic number, because the mean of its divisors is an integer number (22810788).

Almost surely, 2180323141 is an apocalyptic number.

It is an amenable number.

180323141 is a deficient number, since it is larger than the sum of its proper divisors (2163163).

180323141 is a wasteful number, since it uses less digits than its factorization.

180323141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4531.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 180323141 is about 13428.4452190118. The cubic root of 180323141 is about 564.9592901464.

The spelling of 180323141 in words is "one hundred eighty million, three hundred twenty-three thousand, one hundred forty-one".

Divisors: 1 107 421 4003 45047 428321 1685263 180323141