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402134412301 = 19717771148729
BaseRepresentation
bin1011101101000010001…
…01000010110000001101
31102102222102211202020021
411312201011002300031
523042032402143201
6504423224022141
741024160051256
oct5664105026015
91372872752207
10402134412301
111455a9434a06
1265b2a001951
132bbc88b75bb
141566b849b2d
15a6d8eabea1
hex5da1142c0d

402134412301 has 8 divisors (see below), whose sum is σ = 404403504120. Its totient is φ = 399867621888.

The previous prime is 402134412299. The next prime is 402134412341. The reversal of 402134412301 is 103214431204.

It can be written as a sum of positive squares in 4 ways, for example, as 253658286025 + 148476126276 = 503645^2 + 385326^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402134412301 - 21 = 402134412299 is a prime.

It is a super-3 number, since 3×4021344123013 (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402134412341) 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, 224296 + ... + 924433.

It is an arithmetic number, because the mean of its divisors is an integer number (50550438015).

Almost surely, 2402134412301 is an apocalyptic number.

It is an amenable number.

402134412301 is a deficient number, since it is larger than the sum of its proper divisors (2269091819).

402134412301 is a wasteful number, since it uses less digits than its factorization.

402134412301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150703.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 402134412301 its reverse (103214431204), we get a palindrome (505348843505).

The spelling of 402134412301 in words is "four hundred two billion, one hundred thirty-four million, four hundred twelve thousand, three hundred one".

Divisors: 1 197 1777 350069 1148729 226299613 2041291433 402134412301