Search a number
-
+
32031304004 = 2271398230037
BaseRepresentation
bin11101110101001101…
…101110100101000100
310001200022112211121202
4131311031232211010
51011100003212004
622414234002032
72212523406650
oct356515564504
9101608484552
1032031304004
1112647921877
12625b276318
13303617cb2b
14179c131a60
15c77121b1e
hex77536e944

32031304004 has 24 divisors (see below), whose sum is σ = 64523497920. Its totient is φ = 13628939616.

The previous prime is 32031303989. The next prime is 32031304009. The reversal of 32031304004 is 40040313023.

It is not an unprimeable number, because it can be changed into a prime (32031304009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4111127 + ... + 4118910.

It is an arithmetic number, because the mean of its divisors is an integer number (2688479080).

Almost surely, 232031304004 is an apocalyptic number.

It is an amenable number.

32031304004 is an abundant number, since it is smaller than the sum of its proper divisors (32492193916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32031304004 is a wasteful number, since it uses less digits than its factorization.

32031304004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8230187 (or 8230185 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 32031304004 its reverse (40040313023), we get a palindrome (72071617027).

The spelling of 32031304004 in words is "thirty-two billion, thirty-one million, three hundred four thousand, four".

Divisors: 1 2 4 7 14 28 139 278 556 973 1946 3892 8230037 16460074 32920148 57610259 115220518 230441036 1143975143 2287950286 4575900572 8007826001 16015652002 32031304004