Base | Representation |
---|---|
bin | 100100011000110101… |
… | …1010100111110110110 |
3 | 21110200220120020022110 |
4 | 1020301223110332312 |
5 | 2240014032244141 |
6 | 55522012311450 |
7 | 5434311201666 |
oct | 1106153247666 |
9 | 243626506273 |
10 | 78142853046 |
11 | 3015a670095 |
12 | 13189a72586 |
13 | 74a44565ab |
14 | 3ad42681a6 |
15 | 2075427e16 |
hex | 1231ad4fb6 |
78142853046 has 16 divisors (see below), whose sum is σ = 156313430208. Its totient is φ = 26042997000.
The previous prime is 78142853017. The next prime is 78142853101. The reversal of 78142853046 is 64035824187.
It is a super-2 number, since 2×781428530462 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 78142852986 and 78142853004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118440 + ... + 1186251.
It is an arithmetic number, because the mean of its divisors is an integer number (9769589388).
Almost surely, 278142853046 is an apocalyptic number.
78142853046 is an abundant number, since it is smaller than the sum of its proper divisors (78170577162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78142853046 is a wasteful number, since it uses less digits than its factorization.
78142853046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2310347.
The product of its (nonzero) digits is 1290240, while the sum is 48.
The spelling of 78142853046 in words is "seventy-eight billion, one hundred forty-two million, eight hundred fifty-three thousand, forty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •