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1230367424 = 261113134437
BaseRepresentation
bin100100101010101…
…1110101011000000
310011202011010210212
41021111132223000
510004433224144
6322031013252
742326644016
oct11125365300
93152133725
101230367424
11581568290
122a406a228
13167b97780
14b95968b6
157303849e
hex4955eac0

1230367424 has 56 divisors (see below), whose sum is σ = 2868369168. Its totient is φ = 516234240.

The previous prime is 1230367421. The next prime is 1230367429. The reversal of 1230367424 is 4247630321.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (1230367421) 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, 58067 + ... + 76370.

It is an arithmetic number, because the mean of its divisors is an integer number (51220878).

Almost surely, 21230367424 is an apocalyptic number.

It is an amenable number.

1230367424 is an abundant number, since it is smaller than the sum of its proper divisors (1638001744).

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

1230367424 is a wasteful number, since it uses less digits than its factorization.

1230367424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134473 (or 134463 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 1230367424 is about 35076.5936772658. The cubic root of 1230367424 is about 1071.5479455836.

Adding to 1230367424 its reverse (4247630321), we get a palindrome (5477997745).

The spelling of 1230367424 in words is "one billion, two hundred thirty million, three hundred sixty-seven thousand, four hundred twenty-four".

Divisors: 1 2 4 8 11 13 16 22 26 32 44 52 64 88 104 143 176 208 286 352 416 572 704 832 1144 2288 4576 9152 134437 268874 537748 1075496 1478807 1747681 2150992 2957614 3495362 4301984 5915228 6990724 8603968 11830456 13981448 19224491 23660912 27962896 38448982 47321824 55925792 76897964 94643648 111851584 153795928 307591856 615183712 1230367424