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38052072 = 23331131559
BaseRepresentation
bin1001000100101…
…0000011101000
32122121020122000
42101022003220
534220131242
63435331000
7641302662
oct221120350
978536560
1038052072
111a5300a3
12108b0a60
137b64026
1450a7532
153519a4c
hex244a0e8

38052072 has 64 divisors (see below), whose sum is σ = 106704000. Its totient is φ = 12563712.

The previous prime is 38052071. The next prime is 38052083. The reversal of 38052072 is 27025083.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (38052071) 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, 23629 + ... + 25187.

It is an arithmetic number, because the mean of its divisors is an integer number (1667250).

Almost surely, 238052072 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 38052072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53352000).

38052072 is an abundant number, since it is smaller than the sum of its proper divisors (68651928).

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

38052072 is a wasteful number, since it uses less digits than its factorization.

38052072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687 (or 1677 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 38052072 is about 6168.6361539647. The cubic root of 38052072 is about 336.3510361883.

The spelling of 38052072 in words is "thirty-eight million, fifty-two thousand, seventy-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 113 216 226 339 452 678 904 1017 1356 1559 2034 2712 3051 3118 4068 4677 6102 6236 8136 9354 12204 12472 14031 18708 24408 28062 37416 42093 56124 84186 112248 168372 176167 336744 352334 528501 704668 1057002 1409336 1585503 2114004 3171006 4228008 4756509 6342012 9513018 12684024 19026036 38052072