Search a number
-
+
1230038204 = 225338315149
BaseRepresentation
bin100100101010000…
…1110010010111100
310011201112102012112
41021110032102330
510004342210304
6322015553152
742324103133
oct11124162274
93151472175
101230038204
115813629aa
122a3b2b7b8
13167ab0975
14b950c91a
1572ec0b6e
hex4950e4bc

1230038204 has 24 divisors (see below), whose sum is σ = 2199052800. Its totient is φ = 601799744.

The previous prime is 1230038203. The next prime is 1230038209. The reversal of 1230038204 is 4028300321.

It is a self number, because there is not a number n which added to its sum of digits gives 1230038204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230038203) 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, 73622 + ... + 88770.

It is an arithmetic number, because the mean of its divisors is an integer number (91627200).

Almost surely, 21230038204 is an apocalyptic number.

It is an amenable number.

1230038204 is a deficient number, since it is larger than the sum of its proper divisors (969014596).

1230038204 is a wasteful number, since it uses less digits than its factorization.

1230038204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15589 (or 15587 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1230038204 is about 35071.9004902785. The cubic root of 1230038204 is about 1071.4523626226.

Adding to 1230038204 its reverse (4028300321), we get a palindrome (5258338525).

The spelling of 1230038204 in words is "one billion, two hundred thirty million, thirty-eight thousand, two hundred four".

Divisors: 1 2 4 53 106 212 383 766 1532 15149 20299 30298 40598 60596 81196 802897 1605794 3211588 5802067 11604134 23208268 307509551 615019102 1230038204