Base | Representation |
---|---|
bin | 1000110011000011000… |
… | …1111000111101100101 |
3 | 112110010100210022201111 |
4 | 2030300301320331211 |
5 | 4434014403140401 |
6 | 153233410425021 |
7 | 13630305562216 |
oct | 2146061707545 |
9 | 473110708644 |
10 | 151142240101 |
11 | 5910a944036 |
12 | 25361292171 |
13 | 113390cc488 |
14 | 745b36740d |
15 | 3de900ae51 |
hex | 2330c78f65 |
151142240101 has 4 divisors (see below), whose sum is σ = 153619981804. Its totient is φ = 148664498400.
The previous prime is 151142240083. The next prime is 151142240143. The reversal of 151142240101 is 101042241151.
It is a happy number.
151142240101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101042241151 = 449 ⋅225038399.
It can be written as a sum of positive squares in 2 ways, for example, as 69703920225 + 81438319876 = 264015^2 + 285374^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-151142240101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151142240201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1238870760 + ... + 1238870881.
It is an arithmetic number, because the mean of its divisors is an integer number (38404995451).
Almost surely, 2151142240101 is an apocalyptic number.
It is an amenable number.
151142240101 is a deficient number, since it is larger than the sum of its proper divisors (2477741703).
151142240101 is an equidigital number, since it uses as much as digits as its factorization.
151142240101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2477741702.
The product of its (nonzero) digits is 320, while the sum is 22.
Adding to 151142240101 its reverse (101042241151), we get a palindrome (252184481252).
The spelling of 151142240101 in words is "one hundred fifty-one billion, one hundred forty-two million, two hundred forty thousand, one hundred one".
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