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38083755 = 352538917
BaseRepresentation
bin1001000101000…
…1110010101011
32122122212002110
42101101302223
534222140010
63440133403
7641464233
oct221216253
978585073
1038083755
111a551986
1210907263
137b75588
1450b4cc3
153524120
hex2451cab

38083755 has 8 divisors (see below), whose sum is σ = 60934032. Its totient is φ = 20311328.

The previous prime is 38083753. The next prime is 38083763. The reversal of 38083755 is 55738083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38083755 - 21 = 38083753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38083751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1269444 + ... + 1269473.

It is an arithmetic number, because the mean of its divisors is an integer number (7616754).

Almost surely, 238083755 is an apocalyptic number.

38083755 is a deficient number, since it is larger than the sum of its proper divisors (22850277).

38083755 is a wasteful number, since it uses less digits than its factorization.

38083755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538925.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 38083755 is about 6171.2036913393. The cubic root of 38083755 is about 336.4443614050. Note that the first 3 decimals are identical.

The spelling of 38083755 in words is "thirty-eight million, eighty-three thousand, seven hundred fifty-five".

Divisors: 1 3 5 15 2538917 7616751 12694585 38083755