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1230004412 = 227136735021
BaseRepresentation
bin100100101010000…
…0110000010111100
310011201110200211222
41021110012002330
510004340120122
6322015132512
742323602460
oct11124060274
93151420758
101230004412
1158133a57a
122a3b14138
13167a9b480
14b95004a0
1572eb5b42
hex495060bc

1230004412 has 48 divisors (see below), whose sum is σ = 2653705152. Its totient is φ = 485775360.

The previous prime is 1230004397. The next prime is 1230004421. The reversal of 1230004412 is 2144000321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242462 + ... + 247482.

It is an arithmetic number, because the mean of its divisors is an integer number (55285524).

Almost surely, 21230004412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1230004412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1326852576).

1230004412 is an abundant number, since it is smaller than the sum of its proper divisors (1423700740).

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

1230004412 is a wasteful number, since it uses less digits than its factorization.

1230004412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5718 (or 5716 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1230004412 is about 35071.4187337781. The cubic root of 1230004412 is about 1071.4425507729.

Adding to 1230004412 its reverse (2144000321), we get a palindrome (3374004733).

The spelling of 1230004412 in words is "one billion, two hundred thirty million, four thousand, four hundred twelve".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 673 1346 2692 4711 5021 8749 9422 10042 17498 18844 20084 34996 35147 61243 65273 70294 122486 130546 140588 244972 261092 456911 913822 1827644 3379133 6758266 13516532 23653931 43928729 47307862 87857458 94615724 175714916 307501103 615002206 1230004412