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248850620 = 22512442531
BaseRepresentation
bin11101101010100…
…10100010111100
3122100020220212122
432311102202330
51002201204440
640405422112
76111124004
oct1665224274
9570226778
10248850620
11118519177
126b40a938
133c72c4b5
142509b004
1516ca87b5
hexed528bc

248850620 has 12 divisors (see below), whose sum is σ = 522586344. Its totient is φ = 99540240.

The previous prime is 248850601. The next prime is 248850629. The reversal of 248850620 is 26058842.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248850629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6221246 + ... + 6221285.

It is an arithmetic number, because the mean of its divisors is an integer number (43548862).

Almost surely, 2248850620 is an apocalyptic number.

248850620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

248850620 is an abundant number, since it is smaller than the sum of its proper divisors (273735724).

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

248850620 is a wasteful number, since it uses less digits than its factorization.

248850620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12442540 (or 12442538 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 248850620 is about 15774.9998415214. Note that the first 3 decimals coincide. The cubic root of 248850620 is about 628.9936229421.

The spelling of 248850620 in words is "two hundred forty-eight million, eight hundred fifty thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 12442531 24885062 49770124 62212655 124425310 248850620