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38106495 = 3257196367
BaseRepresentation
bin1001000101011…
…1010101111111
32122201000021200
42101113111333
534223401440
63440430543
7641620440
oct221272577
978630250
1038106495
111a567a79
1210918453
137b82a2b
1450bd2c7
15352ac30
hex245757f

38106495 has 48 divisors (see below), whose sum is σ = 79472640. Its totient is φ = 16500672.

The previous prime is 38106487. The next prime is 38106539. The reversal of 38106495 is 59460183.

38106495 is a `hidden beast` number, since 3 + 8 + 1 + 0 + 649 + 5 = 666.

It is not a de Polignac number, because 38106495 - 23 = 38106487 is a prime.

It is a super-2 number, since 2×381064952 = 2904209922370050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2802 + ... + 9168.

It is an arithmetic number, because the mean of its divisors is an integer number (1655680).

Almost surely, 238106495 is an apocalyptic number.

38106495 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

38106495 is an abundant number, since it is smaller than the sum of its proper divisors (41366145).

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

38106495 is a wasteful number, since it uses less digits than its factorization.

38106495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6404 (or 6401 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 38106495 is about 6173.0458446378. The cubic root of 38106495 is about 336.5113122831.

The spelling of 38106495 in words is "thirty-eight million, one hundred six thousand, four hundred ninety-five".

Divisors: 1 3 5 7 9 15 19 21 35 45 57 63 95 105 133 171 285 315 399 665 855 1197 1995 5985 6367 19101 31835 44569 57303 95505 120973 133707 222845 286515 362919 401121 604865 668535 846811 1088757 1814595 2005605 2540433 4234055 5443785 7621299 12702165 38106495