Search a number
-
+
13142230354 = 2112509106693
BaseRepresentation
bin11000011110101011…
…01000010101010010
31020220220102110211101
430033111220111102
5203403402332404
610012031335014
7643451054251
oct141725502522
936826373741
1013142230354
1156344a0200
12266938146a
1313159b0286
148c95d0798
1551db992a4
hex30f568552

13142230354 has 24 divisors (see below), whose sum is σ = 21711162060. Its totient is φ = 5961948960.

The previous prime is 13142230259. The next prime is 13142230373. The reversal of 13142230354 is 45303224131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12724968025 + 417262329 = 112805^2 + 20427^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69832 + ... + 176524.

Almost surely, 213142230354 is an apocalyptic number.

13142230354 is a deficient number, since it is larger than the sum of its proper divisors (8568931706).

13142230354 is a wasteful number, since it uses less digits than its factorization.

13142230354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107226 (or 107215 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 13142230354 its reverse (45303224131), we get a palindrome (58445454485).

The spelling of 13142230354 in words is "thirteen billion, one hundred forty-two million, two hundred thirty thousand, three hundred fifty-four".

Divisors: 1 2 11 22 121 242 509 1018 5599 11198 61589 106693 123178 213386 1173623 2347246 12909853 25819706 54306737 108613474 597374107 1194748214 6571115177 13142230354