Search a number
-
+
1030532087 = 13210756989
BaseRepresentation
bin111101011011001…
…010101111110111
32122211010110021002
4331123022233313
54102304011322
6250131513515
734352243504
oct7533125767
92584113232
101030532087
11489788012
1224915889b
1313566a400
149ac184ab
1560712c92
hex3d6cabf7

1030532087 has 12 divisors (see below), whose sum is σ = 1126350360. Its totient is φ = 942353568.

The previous prime is 1030532059. The next prime is 1030532131. The reversal of 1030532087 is 7802350301.

It is not a de Polignac number, because 1030532087 - 212 = 1030527991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030502087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10412 + ... + 46577.

It is an arithmetic number, because the mean of its divisors is an integer number (93862530).

Almost surely, 21030532087 is an apocalyptic number.

1030532087 is a deficient number, since it is larger than the sum of its proper divisors (95818273).

1030532087 is a wasteful number, since it uses less digits than its factorization.

1030532087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57122 (or 57109 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 1030532087 is about 32101.9016103408. The cubic root of 1030532087 is about 1010.0755055796.

Adding to 1030532087 its reverse (7802350301), we get a palindrome (8832882388).

The spelling of 1030532087 in words is "one billion, thirty million, five hundred thirty-two thousand, eighty-seven".

Divisors: 1 13 107 169 1391 18083 56989 740857 6097823 9631141 79271699 1030532087