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1434124420 = 225177357781
BaseRepresentation
bin101010101111011…
…0000000010000100
310200221120001212021
41111132300002010
510414113440140
6354150132524
750352566521
oct12536600204
93627501767
101434124420
116765869a3
12340351144
1319b168b41
14d8676148
1585d85b4a
hex557b0084

1434124420 has 48 divisors (see below), whose sum is σ = 3232556208. Its totient is φ = 532500480.

The previous prime is 1434124399. The next prime is 1434124429. The reversal of 1434124420 is 244214341.

It can be written as a sum of positive squares in 8 ways, for example, as 103917636 + 1330206784 = 10194^2 + 36472^2 .

It is not an unprimeable number, because it can be changed into a prime (1434124429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4071 + ... + 53710.

It is an arithmetic number, because the mean of its divisors is an integer number (67344921).

Almost surely, 21434124420 is an apocalyptic number.

1434124420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1434124420 is an abundant number, since it is smaller than the sum of its proper divisors (1798431788).

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

1434124420 is a wasteful number, since it uses less digits than its factorization.

1434124420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57880 (or 57878 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1434124420 is about 37869.8352254139. The cubic root of 1434124420 is about 1127.7052708599.

Adding to 1434124420 its reverse (244214341), we get a palindrome (1678338761).

The spelling of 1434124420 in words is "one billion, four hundred thirty-four million, one hundred twenty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 73 85 146 170 292 340 365 730 1241 1460 2482 4964 6205 12410 24820 57781 115562 231124 288905 577810 982277 1155620 1964554 3929108 4218013 4911385 8436026 9822770 16872052 19645540 21090065 42180130 71706221 84360260 143412442 286824884 358531105 717062210 1434124420