Base | Representation |
---|---|
bin | 1000101010100010010… |
… | …0100101110110001101 |
3 | 112020020002210202201210 |
4 | 2022220210211312031 |
5 | 4414324401140212 |
6 | 152214535125033 |
7 | 13516550032653 |
oct | 2125044456615 |
9 | 466202722653 |
10 | 148857052557 |
11 | 58147a1a894 |
12 | 24a23b13779 |
13 | 110638424b5 |
14 | 72c1a72dd3 |
15 | 3d135b353c |
hex | 22a8925d8d |
148857052557 has 16 divisors (see below), whose sum is σ = 202738966272. Its totient is φ = 97107420480.
The previous prime is 148857052543. The next prime is 148857052567. The reversal of 148857052557 is 755250758841.
It is not a de Polignac number, because 148857052557 - 219 = 148856528269 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 148857052497 and 148857052506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148857052567) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631207 + ... + 834347.
It is an arithmetic number, because the mean of its divisors is an integer number (12671185392).
Almost surely, 2148857052557 is an apocalyptic number.
It is an amenable number.
148857052557 is a deficient number, since it is larger than the sum of its proper divisors (53881913715).
148857052557 is a wasteful number, since it uses less digits than its factorization.
148857052557 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208388.
The product of its (nonzero) digits is 15680000, while the sum is 57.
The spelling of 148857052557 in words is "one hundred forty-eight billion, eight hundred fifty-seven million, fifty-two thousand, five hundred fifty-seven".
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