[go: up one dir, main page]

Search a number
-
+
1430023419 = 321155725933
BaseRepresentation
bin101010100111100…
…0110110011111011
310200122211201100100
41111033012303323
510412041222134
6353522210443
750302666326
oct12517066373
93618751310
101430023419
11674235840
1233aab3a23
1319a361306
14d7cc97bd
1585825999
hex553c6cfb

1430023419 has 24 divisors (see below), whose sum is σ = 2257502832. Its totient is φ = 865091520.

The previous prime is 1430023417. The next prime is 1430023433. The reversal of 1430023419 is 9143200341.

1430023419 is a `hidden beast` number, since 14 + 300 + 2 + 341 + 9 = 666.

It is not a de Polignac number, because 1430023419 - 21 = 1430023417 is a prime.

It is a super-2 number, since 2×14300234192 = 4089933957776899122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1430023392 and 1430023401.

It is not an unprimeable number, because it can be changed into a prime (1430023417) 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 23 ways as a sum of consecutive naturals, for example, 42177 + ... + 68109.

It is an arithmetic number, because the mean of its divisors is an integer number (94062618).

Almost surely, 21430023419 is an apocalyptic number.

1430023419 is a deficient number, since it is larger than the sum of its proper divisors (827479413).

1430023419 is a wasteful number, since it uses less digits than its factorization.

1430023419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26507 (or 26504 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1430023419 is about 37815.6504505740. The cubic root of 1430023419 is about 1126.6293215080.

The spelling of 1430023419 in words is "one billion, four hundred thirty million, twenty-three thousand, four hundred nineteen".

Divisors: 1 3 9 11 33 99 557 1671 5013 6127 18381 25933 55143 77799 233397 285263 855789 2567367 14444681 43334043 130002129 158891491 476674473 1430023419