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180050972 = 22178725189
BaseRepresentation
bin10101011101101…
…01110000011100
3110112210112111112
422232311300130
5332043112342
625511041152
74314256643
oct1256656034
9415715445
10180050972
11926a7a62
12503701b8
132b3c114a
1419cac35a
1510c18682
hexabb5c1c

180050972 has 12 divisors (see below), whose sum is σ = 315278040. Its totient is φ = 89971536.

The previous prime is 180050957. The next prime is 180050989. The reversal of 180050972 is 279050081.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5447 + ... + 19742.

It is an arithmetic number, because the mean of its divisors is an integer number (26273170).

Almost surely, 2180050972 is an apocalyptic number.

It is an amenable number.

180050972 is a deficient number, since it is larger than the sum of its proper divisors (135227068).

180050972 is a wasteful number, since it uses less digits than its factorization.

180050972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26980 (or 26978 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 180050972 is about 13418.3073448181. The cubic root of 180050972 is about 564.6749083969.

The spelling of 180050972 in words is "one hundred eighty million, fifty thousand, nine hundred seventy-two".

Divisors: 1 2 4 1787 3574 7148 25189 50378 100756 45012743 90025486 180050972