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38745236230 = 2531969712889
BaseRepresentation
bin100100000101011001…
…010110001100000110
310201000012222221012021
4210011121112030012
51113322240024410
625444352513354
72541100034251
oct440531261406
9121005887167
1038745236230
1115482748498
12761384b85a
1338661255ac
141c37aa4098
15101b77eeda
hex905656306

38745236230 has 32 divisors (see below), whose sum is σ = 72004158720. Its totient is φ = 14995445760.

The previous prime is 38745236203. The next prime is 38745236249. The reversal of 38745236230 is 3263254783.

It is a super-2 number, since 2×387452362302 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 2999626 + ... + 3012514.

It is an arithmetic number, because the mean of its divisors is an integer number (2250129960).

Almost surely, 238745236230 is an apocalyptic number.

38745236230 is a deficient number, since it is larger than the sum of its proper divisors (33258922490).

38745236230 is a wasteful number, since it uses less digits than its factorization.

38745236230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22624.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 38745236230 in words is "thirty-eight billion, seven hundred forty-five million, two hundred thirty-six thousand, two hundred thirty".

Divisors: 1 2 5 10 31 62 155 310 9697 12889 19394 25778 48485 64445 96970 128890 300607 399559 601214 799118 1503035 1997795 3006070 3995590 124984633 249969266 624923165 1249846330 3874523623 7749047246 19372618115 38745236230