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38236072 = 2372103947
BaseRepresentation
bin1001000111011…
…0111110101000
32122221121000211
42101312332220
534242023242
63443310504
7643000300
oct221667650
978847024
1038236072
111a646366
121097b434
137bc99c4
145114600
153554317
hex2476fa8

38236072 has 48 divisors (see below), whose sum is σ = 84296160. Its totient is φ = 16210656.

The previous prime is 38236063. The next prime is 38236087. The reversal of 38236072 is 27063283.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39903 + ... + 40849.

It is an arithmetic number, because the mean of its divisors is an integer number (1756170).

Almost surely, 238236072 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 38236072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42148080).

38236072 is an abundant number, since it is smaller than the sum of its proper divisors (46060088).

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

38236072 is a wasteful number, since it uses less digits than its factorization.

38236072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070 (or 1059 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 38236072 is about 6183.5323238421. The cubic root of 38236072 is about 336.8923041654.

The spelling of 38236072 in words is "thirty-eight million, two hundred thirty-six thousand, seventy-two".

Divisors: 1 2 4 7 8 14 28 49 56 98 103 196 206 392 412 721 824 947 1442 1894 2884 3788 5047 5768 6629 7576 10094 13258 20188 26516 40376 46403 53032 92806 97541 185612 195082 371224 390164 682787 780328 1365574 2731148 4779509 5462296 9559018 19118036 38236072