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10142042301 = 321126893589
BaseRepresentation
bin10010111001000001…
…10100100010111101
3222011211001010112100
421130200310202331
5131232330323201
64354215055313
7506220636306
oct113440644275
928154033470
1010142042301
114334a11546
121b70671539
13c58261281
146c2d797ad
153e55b9886
hex25c8348bd

10142042301 has 6 divisors (see below), whose sum is σ = 14649616670. Its totient is φ = 6761361528.

The previous prime is 10142042279. The next prime is 10142042311. The reversal of 10142042301 is 10324024101.

10142042301 is a `hidden beast` number, since 10 + 1 + 420 + 4 + 230 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8445426201 + 1696616100 = 91899^2 + 41190^2 .

It is not a de Polignac number, because 10142042301 - 210 = 10142041277 is a prime.

It is a super-2 number, since 2×101420423012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10142042311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 563446786 + ... + 563446803.

Almost surely, 210142042301 is an apocalyptic number.

It is an amenable number.

10142042301 is a deficient number, since it is larger than the sum of its proper divisors (4507574369).

10142042301 is a wasteful number, since it uses less digits than its factorization.

10142042301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126893595 (or 1126893592 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10142042301 its reverse (10324024101), we get a palindrome (20466066402).

The spelling of 10142042301 in words is "ten billion, one hundred forty-two million, forty-two thousand, three hundred one".

Divisors: 1 3 9 1126893589 3380680767 10142042301