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70006540230 = 23251170713677
BaseRepresentation
bin100000100110010110…
…1110000011111000110
320200200212122201101100
41001030231300133012
52121333133241410
652054403040530
75025553526244
oct1011455603706
9220625581340
1070006540230
1127764959920
1211699070146
1367a88c7503
143561839794
151c4aea38c0
hex104cb707c6

70006540230 has 48 divisors (see below), whose sum is σ = 198564007824. Its totient is φ = 16971282240.

The previous prime is 70006540213. The next prime is 70006540249. The reversal of 70006540230 is 3204560007.

It is a happy number.

70006540230 is a `hidden beast` number, since 7 + 0 + 0 + 0 + 654 + 0 + 2 + 3 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 70006540194 and 70006540203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35355849 + ... + 35357828.

It is an arithmetic number, because the mean of its divisors is an integer number (4136750163).

Almost surely, 270006540230 is an apocalyptic number.

70006540230 is an abundant number, since it is smaller than the sum of its proper divisors (128557467594).

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

70006540230 is a wasteful number, since it uses less digits than its factorization.

70006540230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70713701 (or 70713698 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The spelling of 70006540230 in words is "seventy billion, six million, five hundred forty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 70713677 141427354 212141031 353568385 424282062 636423093 707136770 777850447 1060705155 1272846186 1555700894 2121410310 2333551341 3182115465 3889252235 4667102682 6364230930 7000654023 7778504470 11667756705 14001308046 23335513410 35003270115 70006540230