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38023968 = 25317231013
BaseRepresentation
bin1001000100001…
…1001100100000
32122112211002010
42101003030200
534213231333
63434552520
7641125023
oct221031440
978484063
1038023968
111a510a74
1210898740
137b542b8
14509b1ba
153511563
hex2443320

38023968 has 96 divisors (see below), whose sum is σ = 110388096. Its totient is φ = 11399168.

The previous prime is 38023967. The next prime is 38023981. The reversal of 38023968 is 86932083.

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

It is not an unprimeable number, because it can be changed into a prime (38023963) 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, 37030 + ... + 38042.

It is an arithmetic number, because the mean of its divisors is an integer number (1149876).

Almost surely, 238023968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38023968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55194048).

38023968 is an abundant number, since it is smaller than the sum of its proper divisors (72364128).

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

38023968 is a wasteful number, since it uses less digits than its factorization.

38023968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066 (or 1058 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 38023968 is about 6166.3577580286. The cubic root of 38023968 is about 336.2682098825.

The spelling of 38023968 in words is "thirty-eight million, twenty-three thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 17 23 24 32 34 46 48 51 68 69 92 96 102 136 138 184 204 272 276 368 391 408 544 552 736 782 816 1013 1104 1173 1564 1632 2026 2208 2346 3039 3128 4052 4692 6078 6256 8104 9384 12156 12512 16208 17221 18768 23299 24312 32416 34442 37536 46598 48624 51663 68884 69897 93196 97248 103326 137768 139794 186392 206652 275536 279588 372784 396083 413304 551072 559176 745568 792166 826608 1118352 1188249 1584332 1653216 2236704 2376498 3168664 4752996 6337328 9505992 12674656 19011984 38023968