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1032121 = 17109557
BaseRepresentation
bin11111011111110111001
31221102210201
43323332321
5231011441
634042201
711526046
oct3737671
91842721
101032121
116454a2
12419361
132a1a2c
141cc1cd
15155c31
hexfbfb9

1032121 has 8 divisors (see below), whose sum is σ = 1104840. Its totient is φ = 960768.

The previous prime is 1032107. The next prime is 1032131. The reversal of 1032121 is 1212301.

It can be written as a sum of positive squares in 4 ways, for example, as 156025 + 876096 = 395^2 + 936^2 .

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 1032121 - 29 = 1031609 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1032098 and 1032107.

It is not an unprimeable number, because it can be changed into a prime (1032131) 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, 1575 + ... + 2131.

It is an arithmetic number, because the mean of its divisors is an integer number (138105).

21032121 is an apocalyptic number.

It is an amenable number.

1032121 is a deficient number, since it is larger than the sum of its proper divisors (72719).

1032121 is a wasteful number, since it uses less digits than its factorization.

1032121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1032121 is about 1015.9335608198. The cubic root of 1032121 is about 101.0594363098.

Adding to 1032121 its reverse (1212301), we get a palindrome (2244422).

It can be divided in two parts, 10 and 32121, that added together give a triangular number (32131 = T253).

The spelling of 1032121 in words is "one million, thirty-two thousand, one hundred twenty-one".

Divisors: 1 17 109 557 1853 9469 60713 1032121