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1025107 = 19163331
BaseRepresentation
bin11111010010001010011
31221002011221
43322101103
5230300412
633545511
711466436
oct3722123
91832157
101025107
116401a6
12415297
1329b795
141c981d
15153b07
hexfa453

1025107 has 8 divisors (see below), whose sum is σ = 1088960. Its totient is φ = 962280.

The previous prime is 1025099. The next prime is 1025111. The reversal of 1025107 is 7015201.

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 1025107 - 23 = 1025099 is a prime.

It is a super-2 number, since 2×10251072 = 2101688722898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2932 + ... + 3262.

It is an arithmetic number, because the mean of its divisors is an integer number (136120).

21025107 is an apocalyptic number.

1025107 is a deficient number, since it is larger than the sum of its proper divisors (63853).

1025107 is a wasteful number, since it uses less digits than its factorization.

1025107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513.

The product of its (nonzero) digits is 70, while the sum is 16.

The square root of 1025107 is about 1012.4756787202. The cubic root of 1025107 is about 100.8299920726.

The spelling of 1025107 in words is "one million, twenty-five thousand, one hundred seven".

Divisors: 1 19 163 331 3097 6289 53953 1025107