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73238230 = 25134991129
BaseRepresentation
bin1000101110110…
…00011011010110
312002210212222001
410113120123112
5122222110410
611133425514
71546341352
oct427303326
9162725861
1073238230
1138382a6a
122063b29a
1312233740
149a26462
15666a33a
hex45d86d6

73238230 has 32 divisors (see below), whose sum is σ = 142380000. Its totient is φ = 26963712.

The previous prime is 73238219. The next prime is 73238257. The reversal of 73238230 is 3283237.

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, 64306 + ... + 65434.

It is an arithmetic number, because the mean of its divisors is an integer number (4449375).

Almost surely, 273238230 is an apocalyptic number.

73238230 is a deficient number, since it is larger than the sum of its proper divisors (69141770).

73238230 is a wasteful number, since it uses less digits than its factorization.

73238230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 73238230 is about 8557.9337459459. The cubic root of 73238230 is about 418.3880579333.

The spelling of 73238230 in words is "seventy-three million, two hundred thirty-eight thousand, two hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 499 998 1129 2258 2495 4990 5645 6487 11290 12974 14677 29354 32435 64870 73385 146770 563371 1126742 2816855 5633710 7323823 14647646 36619115 73238230