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38360145 = 3519134597
BaseRepresentation
bin1001001001010…
…1010001010001
32200011220020010
42102111101101
534310011040
63450105133
7644025105
oct222252121
980156203
1038360145
111a7205aa
1210a1b1a9
137c41315
145147905
15357ae80
hex2495451

38360145 has 16 divisors (see below), whose sum is σ = 64607040. Its totient is φ = 19381824.

The previous prime is 38360111. The next prime is 38360149. The reversal of 38360145 is 54106383.

It is not a de Polignac number, because 38360145 - 26 = 38360081 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38360149) 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, 67014 + ... + 67583.

It is an arithmetic number, because the mean of its divisors is an integer number (4037940).

Almost surely, 238360145 is an apocalyptic number.

It is an amenable number.

38360145 is a deficient number, since it is larger than the sum of its proper divisors (26246895).

38360145 is a wasteful number, since it uses less digits than its factorization.

38360145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134624.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 38360145 is about 6193.5567326053. The cubic root of 38360145 is about 337.2563069361.

The spelling of 38360145 in words is "thirty-eight million, three hundred sixty thousand, one hundred forty-five".

Divisors: 1 3 5 15 19 57 95 285 134597 403791 672985 2018955 2557343 7672029 12786715 38360145