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38268960 = 2535611307
BaseRepresentation
bin1001000111111…
…1000000100000
32200000021010220
42101333000200
534244101320
63444123040
7643165212
oct221770040
980007126
1038268960
111a669044
1210996480
137c0b972
1451225b2
15355de40
hex247f020

38268960 has 96 divisors (see below), whose sum is σ = 122617152. Its totient is φ = 10030080.

The previous prime is 38268931. The next prime is 38268961. The reversal of 38268960 is 6986283.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38268961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28627 + ... + 29933.

It is an arithmetic number, because the mean of its divisors is an integer number (1277262).

Almost surely, 238268960 is an apocalyptic number.

38268960 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38268960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61308576).

38268960 is an abundant number, since it is smaller than the sum of its proper divisors (84348192).

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

38268960 is a wasteful number, since it uses less digits than its factorization.

38268960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386 (or 1378 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 38268960 is about 6186.1910736737. The cubic root of 38268960 is about 336.9888668994.

The spelling of 38268960 in words is "thirty-eight million, two hundred sixty-eight thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 61 80 96 120 122 160 183 240 244 305 366 480 488 610 732 915 976 1220 1307 1464 1830 1952 2440 2614 2928 3660 3921 4880 5228 5856 6535 7320 7842 9760 10456 13070 14640 15684 19605 20912 26140 29280 31368 39210 41824 52280 62736 78420 79727 104560 125472 156840 159454 209120 239181 313680 318908 398635 478362 627360 637816 797270 956724 1195905 1275632 1594540 1913448 2391810 2551264 3189080 3826896 4783620 6378160 7653792 9567240 12756320 19134480 38268960