Base | Representation |
---|---|
bin | 1100001111000011110… |
… | …10111001110001011101 |
3 | 1111012010112210120202212 |
4 | 12013201322321301131 |
5 | 23341440422023201 |
6 | 521044032530205 |
7 | 42241646151311 |
oct | 6074172716135 |
9 | 1435115716685 |
10 | 420402142301 |
11 | 15232305a929 |
12 | 695879b0965 |
13 | 3084a4276ab |
14 | 164c1a49b41 |
15 | ae07aecabb |
hex | 61e1eb9c5d |
420402142301 has 16 divisors (see below), whose sum is σ = 437993740800. Its totient is φ = 403182428208.
The previous prime is 420402142283. The next prime is 420402142309. The reversal of 420402142301 is 103241204024.
It is a cyclic number.
It is not a de Polignac number, because 420402142301 - 222 = 420397947997 is a prime.
It is a super-2 number, since 2×4204021423012 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420402142309) 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, 2029790 + ... + 2227296.
It is an arithmetic number, because the mean of its divisors is an integer number (27374608800).
Almost surely, 2420402142301 is an apocalyptic number.
It is an amenable number.
420402142301 is a deficient number, since it is larger than the sum of its proper divisors (17591598499).
420402142301 is a wasteful number, since it uses less digits than its factorization.
420402142301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198448.
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 420402142301 its reverse (103241204024), we get a palindrome (523643346325).
The spelling of 420402142301 in words is "four hundred twenty billion, four hundred two million, one hundred forty-two thousand, three hundred one".
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