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248433970 = 2571349907
BaseRepresentation
bin11101100111011…
…00110100110010
3122022110202100011
432303230310302
51002044341340
640352445134
76104440201
oct1663546462
9568422304
10248433970
11118264134
126b2497aa
133c614965
1424dcd238
1516c250ea
hexececd32

248433970 has 16 divisors (see below), whose sum is σ = 453480768. Its totient is φ = 97973680.

The previous prime is 248433961. The next prime is 248434001. The reversal of 248433970 is 79334842.

248433970 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174244 + ... + 175663.

It is an arithmetic number, because the mean of its divisors is an integer number (28342548).

Almost surely, 2248433970 is an apocalyptic number.

248433970 is a deficient number, since it is larger than the sum of its proper divisors (205046798).

248433970 is a wasteful number, since it uses less digits than its factorization.

248433970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349985.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 248433970 is about 15761.7882868664. The cubic root of 248433970 is about 628.6423860027.

The spelling of 248433970 in words is "two hundred forty-eight million, four hundred thirty-three thousand, nine hundred seventy".

Divisors: 1 2 5 10 71 142 355 710 349907 699814 1749535 3499070 24843397 49686794 124216985 248433970