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72848030 = 2561307389
BaseRepresentation
bin1000101011110…
…01001010011110
312002002001201012
410111321022132
5122122114110
611121215222
71543124633
oct425711236
9162061635
1072848030
1138136892
1220491512
1312127c58
14996418a
1565de905
hex457929e

72848030 has 32 divisors (see below), whose sum is σ = 134053920. Its totient is φ = 28494720.

The previous prime is 72848011. The next prime is 72848053. The reversal of 72848030 is 3084827.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187076 + ... + 187464.

It is an arithmetic number, because the mean of its divisors is an integer number (4189185).

Almost surely, 272848030 is an apocalyptic number.

72848030 is a deficient number, since it is larger than the sum of its proper divisors (61205890).

72848030 is a wasteful number, since it uses less digits than its factorization.

72848030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 72848030 is about 8535.1057404112. The cubic root of 72848030 is about 417.6437025492.

The spelling of 72848030 in words is "seventy-two million, eight hundred forty-eight thousand, thirty".

Divisors: 1 2 5 10 61 122 305 307 389 610 614 778 1535 1945 3070 3890 18727 23729 37454 47458 93635 118645 119423 187270 237290 238846 597115 1194230 7284803 14569606 36424015 72848030