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125038001 = 1147367659
BaseRepresentation
bin1110111001111…
…10110110110001
322201021120220002
413130332312301
5224002204001
620223555345
73045543164
oct734766661
9281246802
10125038001
11646429a0
1235a5bb55
131cb9c0aa
141286badb
15ae9d46b
hex773edb1

125038001 has 16 divisors (see below), whose sum is σ = 139898880. Its totient is φ = 110780880.

The previous prime is 125037949. The next prime is 125038019. The reversal of 125038001 is 100830521.

It is not a de Polignac number, because 125038001 - 218 = 124775857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125038091) 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, 189410 + ... + 190068.

It is an arithmetic number, because the mean of its divisors is an integer number (8743680).

Almost surely, 2125038001 is an apocalyptic number.

125038001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

125038001 is a deficient number, since it is larger than the sum of its proper divisors (14860879).

125038001 is a wasteful number, since it uses less digits than its factorization.

125038001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 125038001 is about 11182.0392147408. The cubic root of 125038001 is about 500.0506628664.

Adding to 125038001 its reverse (100830521), we get a palindrome (225868522).

The spelling of 125038001 in words is "one hundred twenty-five million, thirty-eight thousand, one".

Divisors: 1 11 47 367 517 659 4037 7249 17249 30973 189739 241853 340703 2660383 11367091 125038001