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248114820 = 223512732561
BaseRepresentation
bin11101100100111…
…10111010000100
3122021212112112210
432302132322010
51002004133240
640341543420
76101640552
oct1662367204
9567775483
10248114820
11118066378
126b114b70
133c532605
1424d48bd2
1516bb0780
hexec9ee84

248114820 has 48 divisors (see below), whose sum is σ = 700213248. Its totient is φ = 65640960.

The previous prime is 248114791. The next prime is 248114837. The reversal of 248114820 is 28411842.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 8661 + ... + 23900.

It is an arithmetic number, because the mean of its divisors is an integer number (14587776).

Almost surely, 2248114820 is an apocalyptic number.

248114820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

248114820 is an abundant number, since it is smaller than the sum of its proper divisors (452098428).

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

248114820 is a wasteful number, since it uses less digits than its factorization.

248114820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32700 (or 32698 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 248114820 is about 15751.6608648104. The cubic root of 248114820 is about 628.3730760900.

The spelling of 248114820 in words is "two hundred forty-eight million, one hundred fourteen thousand, eight hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 127 254 381 508 635 762 1270 1524 1905 2540 3810 7620 32561 65122 97683 130244 162805 195366 325610 390732 488415 651220 976830 1953660 4135247 8270494 12405741 16540988 20676235 24811482 41352470 49622964 62028705 82704940 124057410 248114820