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1032020023 = 1721599663
BaseRepresentation
bin111101100000110…
…110000000110111
32122220221001022211
4331200312000313
54103144120043
6250223434251
734401011506
oct7540660067
92586831284
101032020023
1148a603a11
12249755987
13135a6b748
149b0c483d
1560908a9d
hex3d836037

1032020023 has 4 divisors (see below), whose sum is σ = 1032621408. Its totient is φ = 1031418640.

The previous prime is 1032020009. The next prime is 1032020027. The reversal of 1032020023 is 3200202301.

It is a happy number.

1032020023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3200202301 = 6011532391.

It is a cyclic number.

It is not a de Polignac number, because 1032020023 - 213 = 1032011831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1032019985 and 1032020012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1032020027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298111 + ... + 301552.

It is an arithmetic number, because the mean of its divisors is an integer number (258155352).

Almost surely, 21032020023 is an apocalyptic number.

1032020023 is a deficient number, since it is larger than the sum of its proper divisors (601385).

1032020023 is an equidigital number, since it uses as much as digits as its factorization.

1032020023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601384.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1032020023 is about 32125.0684512889. The cubic root of 1032020023 is about 1010.5614050390.

Adding to 1032020023 its reverse (3200202301), we get a palindrome (4232222324).

The spelling of 1032020023 in words is "one billion, thirty-two million, twenty thousand, twenty-three".

Divisors: 1 1721 599663 1032020023