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180693214 = 2138638053
BaseRepresentation
bin10101100010100…
…10100011011110
3110121000011111021
422301102203132
5332224140324
625532514354
74322603242
oct1261224336
9417004437
10180693214
1192aa6539
125061b9ba
132b587580
1419dd8422
1510ce3ae4
hexac528de

180693214 has 16 divisors (see below), whose sum is σ = 292263552. Its totient is φ = 83289888.

The previous prime is 180693199. The next prime is 180693251. The reversal of 180693214 is 412396081.

180693214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 180693214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18412 + ... + 26464.

It is an arithmetic number, because the mean of its divisors is an integer number (18266472).

Almost surely, 2180693214 is an apocalyptic number.

180693214 is a deficient number, since it is larger than the sum of its proper divisors (111570338).

180693214 is a wasteful number, since it uses less digits than its factorization.

180693214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8931.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 180693214 is about 13442.2175997861. The cubic root of 180693214 is about 565.3455103392.

The spelling of 180693214 in words is "one hundred eighty million, six hundred ninety-three thousand, two hundred fourteen".

Divisors: 1 2 13 26 863 1726 8053 11219 16106 22438 104689 209378 6949739 13899478 90346607 180693214