Base | Representation |
---|---|
bin | 10001110001001101011000… |
… | …000111000101011110001110 |
3 | 101020200220200221020000202120 |
4 | 101301031120013011132032 |
5 | 40220340420000000100 |
6 | 434112514430233410 |
7 | 22314015256410345 |
oct | 2161153007053616 |
9 | 336626627200676 |
10 | 78148408203150 |
11 | 2299a610118a1a |
12 | 8921827955866 |
13 | 347b49515728c |
14 | 15425902d8b5c |
15 | 907c4590c0a0 |
hex | 4713581c578e |
78148408203150 has 96 divisors (see below), whose sum is σ = 201107361447936. Its totient is φ = 20061742800000.
The previous prime is 78148408203149. The next prime is 78148408203167. The reversal of 78148408203150 is 5130280484187.
It is a happy number.
It is a super-2 number, since 2×781484082031502 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 78148408203093 and 78148408203102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43106901 + ... + 44883200.
It is an arithmetic number, because the mean of its divisors is an integer number (2094868348416).
Almost surely, 278148408203150 is an apocalyptic number.
78148408203150 is an abundant number, since it is smaller than the sum of its proper divisors (122958953244786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78148408203150 is a wasteful number, since it uses less digits than its factorization.
78148408203150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87990338 (or 87990333 counting only the distinct ones).
The product of its (nonzero) digits is 1720320, while the sum is 51.
The spelling of 78148408203150 in words is "seventy-eight trillion, one hundred forty-eight billion, four hundred eight million, two hundred three thousand, one hundred fifty".
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