Base | Representation |
---|---|
bin | 1001001010100001000… |
… | …1011110001111010101 |
3 | 120001101101212000201122 |
4 | 2102220101132033111 |
5 | 10034420121202003 |
6 | 200154451533325 |
7 | 14242362465053 |
oct | 2225021361725 |
9 | 501341760648 |
10 | 157441975253 |
11 | 60852988322 |
12 | 2661abba245 |
13 | 11b01302604 |
14 | 7897cbb1d3 |
15 | 41670ee238 |
hex | 24a845e3d5 |
157441975253 has 4 divisors (see below), whose sum is σ = 158444790540. Its totient is φ = 156439159968.
The previous prime is 157441975247. The next prime is 157441975283. The reversal of 157441975253 is 352579144751.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 352579144751 = 601 ⋅586654151.
It can be written as a sum of positive squares in 2 ways, for example, as 76932452689 + 80509522564 = 277367^2 + 283742^2 .
It is a cyclic number.
It is not a de Polignac number, because 157441975253 - 230 = 156368233429 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 157441975195 and 157441975204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157441975213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501407408 + ... + 501407721.
It is an arithmetic number, because the mean of its divisors is an integer number (39611197635).
Almost surely, 2157441975253 is an apocalyptic number.
It is an amenable number.
157441975253 is a deficient number, since it is larger than the sum of its proper divisors (1002815287).
157441975253 is a wasteful number, since it uses less digits than its factorization.
157441975253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1002815286.
The product of its digits is 5292000, while the sum is 53.
The spelling of 157441975253 in words is "one hundred fifty-seven billion, four hundred forty-one million, nine hundred seventy-five thousand, two hundred fifty-three".
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