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248736066 = 23129731963
BaseRepresentation
bin11101101001101…
…10100101000010
3122100001002201220
432310312211002
51002134023231
640403135510
76110136015
oct1664664502
9570032656
10248736066
111184500a7
126b374596
133c6bc307
142506b37c
1516c84896
hexed36942

248736066 has 16 divisors (see below), whose sum is σ = 497871264. Its totient is φ = 82845504.

The previous prime is 248736041. The next prime is 248736067. The reversal of 248736066 is 660637842.

248736066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (248736067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8200 + ... + 23763.

It is an arithmetic number, because the mean of its divisors is an integer number (31116954).

Almost surely, 2248736066 is an apocalyptic number.

248736066 is an abundant number, since it is smaller than the sum of its proper divisors (249135198).

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

248736066 is a wasteful number, since it uses less digits than its factorization.

248736066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33265.

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 248736066 is about 15771.3685519044. The cubic root of 248736066 is about 628.8970927499.

The spelling of 248736066 in words is "two hundred forty-eight million, seven hundred thirty-six thousand, sixty-six".

Divisors: 1 2 3 6 1297 2594 3891 7782 31963 63926 95889 191778 41456011 82912022 124368033 248736066