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248085630 = 232513212039
BaseRepresentation
bin11101100100101…
…11110001111110
3122021211001111200
432302113301332
51002002220010
640341200330
76101456502
oct1662276176
9567731450
10248085630
11118046451
126b1000a6
133c522240
1424d3c302
1516ba6cc0
hexec97c7e

248085630 has 48 divisors (see below), whose sum is σ = 694643040. Its totient is φ = 61066944.

The previous prime is 248085623. The next prime is 248085647. The reversal of 248085630 is 36580842.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104850 + ... + 107189.

It is an arithmetic number, because the mean of its divisors is an integer number (14471730).

Almost surely, 2248085630 is an apocalyptic number.

248085630 is an abundant number, since it is smaller than the sum of its proper divisors (446557410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

248085630 is a wasteful number, since it uses less digits than its factorization.

248085630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212065 (or 212062 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 248085630 is about 15750.7342685984. The cubic root of 248085630 is about 628.3484330243.

The spelling of 248085630 in words is "two hundred forty-eight million, eighty-five thousand, six hundred thirty".

Divisors: 1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 195 234 390 585 1170 212039 424078 636117 1060195 1272234 1908351 2120390 2756507 3180585 3816702 5513014 6361170 8269521 9541755 13782535 16539042 19083510 24808563 27565070 41347605 49617126 82695210 124042815 248085630