Base | Representation |
---|---|
bin | 100010100101111011111000… |
… | …100011001001010000001101 |
3 | 201221200111020010201110012021 |
4 | 202211323320203021100031 |
5 | 124420132221342141141 |
6 | 1255324214224210141 |
7 | 44021534312402350 |
oct | 4245737043112015 |
9 | 657614203643167 |
10 | 152140501521421 |
11 | 445274738a56a6 |
12 | 15091a22169951 |
13 | 66b7a3185a9ba |
14 | 297d8d4d68297 |
15 | 128c7cc1976d1 |
hex | 8a5ef88c940d |
152140501521421 has 16 divisors (see below), whose sum is σ = 175270880916864. Its totient is φ = 129362955853824.
The previous prime is 152140501521409. The next prime is 152140501521469. The reversal of 152140501521421 is 124125105041251.
It is not a de Polignac number, because 152140501521421 - 25 = 152140501521389 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 (152140501521121) 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, 159031951 + ... + 159985756.
It is an arithmetic number, because the mean of its divisors is an integer number (10954430057304).
Almost surely, 2152140501521421 is an apocalyptic number.
It is an amenable number.
152140501521421 is a deficient number, since it is larger than the sum of its proper divisors (23130379395443).
152140501521421 is a wasteful number, since it uses less digits than its factorization.
152140501521421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 319018260.
The product of its (nonzero) digits is 16000, while the sum is 34.
Adding to 152140501521421 its reverse (124125105041251), we get a palindrome (276265606562672).
The spelling of 152140501521421 in words is "one hundred fifty-two trillion, one hundred forty billion, five hundred one million, five hundred twenty-one thousand, four hundred twenty-one".
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