Search a number
-
+
1430308088 = 231123074813
BaseRepresentation
bin101010101000000…
…1100010011111000
310200200101011211122
41111100030103320
510412124324323
6353532244412
750305263266
oct12520142370
93620334748
101430308088
1167440a700
1233b010708
1319a430a61
14d7d61436
158587eec8
hex5540c4f8

1430308088 has 48 divisors (see below), whose sum is σ = 2958010440. Its totient is φ = 647887680.

The previous prime is 1430308081. The next prime is 1430308091. The reversal of 1430308088 is 8808030341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430308081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 294770 + ... + 299582.

Almost surely, 21430308088 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 1430308088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1479005220).

1430308088 is an abundant number, since it is smaller than the sum of its proper divisors (1527702352).

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

1430308088 is a wasteful number, since it uses less digits than its factorization.

1430308088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5148 (or 5133 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 1430308088 is about 37819.4141678583. The cubic root of 1430308088 is about 1126.7040744011.

The spelling of 1430308088 in words is "one billion, four hundred thirty million, three hundred eight thousand, eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 121 242 307 484 614 968 1228 2456 3377 4813 6754 9626 13508 19252 27016 37147 38504 52943 74294 105886 148588 211772 297176 423544 582373 1164746 1477591 2329492 2955182 4658984 5910364 11820728 16253501 32507002 65014004 130028008 178788511 357577022 715154044 1430308088