Base | Representation |
---|---|
bin | 10001101111110100110001… |
… | …101111000001111100011101 |
3 | 101020100211010221110202220112 |
4 | 101233310301233001330131 |
5 | 40212311101410120100 |
6 | 434001102441255405 |
7 | 22304106630260501 |
oct | 2157646157017435 |
9 | 336324127422815 |
10 | 78053275082525 |
11 | 22963231a37386 |
12 | 89072b7a94565 |
13 | 3472513a37422 |
14 | 153bb277a6301 |
15 | 905528ad0b35 |
hex | 46fd31bc1f1d |
78053275082525 has 24 divisors (see below), whose sum is σ = 100149718523400. Its totient is φ = 60273645689600.
The previous prime is 78053275082491. The next prime is 78053275082567. The reversal of 78053275082525 is 52528057235087.
It can be written as a sum of positive squares in 12 ways, for example, as 257399963716 + 77795875118809 = 507346^2 + 8820197^2 .
It is not a de Polignac number, because 78053275082525 - 210 = 78053275081501 is a prime.
It is a super-2 number, since 2×780532750825252 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11317670 + ... + 16858119.
It is an arithmetic number, because the mean of its divisors is an integer number (4172904938475).
Almost surely, 278053275082525 is an apocalyptic number.
It is an amenable number.
78053275082525 is a deficient number, since it is larger than the sum of its proper divisors (22096443440875).
78053275082525 is a wasteful number, since it uses less digits than its factorization.
78053275082525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28179649 (or 28179644 counting only the distinct ones).
The product of its (nonzero) digits is 47040000, while the sum is 59.
The spelling of 78053275082525 in words is "seventy-eight trillion, fifty-three billion, two hundred seventy-five million, eighty-two thousand, five hundred twenty-five".
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