Base | Representation |
---|---|
bin | 11101110101111111100… |
… | …11000101001110110010 |
3 | 10122000210021202001002010 |
4 | 32322333303011032302 |
5 | 113300030013233344 |
6 | 2103023234303350 |
7 | 134040602441643 |
oct | 16727763051662 |
9 | 3560707661063 |
10 | 1025420055474 |
11 | 365972985901 |
12 | 146897127b56 |
13 | 75909846099 |
14 | 378b84d56ca |
15 | 1ba1825e8b9 |
hex | eebfcc53b2 |
1025420055474 has 16 divisors (see below), whose sum is σ = 2050850051712. Its totient is φ = 341805028368.
The previous prime is 1025420055431. The next prime is 1025420055523. The reversal of 1025420055474 is 4745500245201.
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, 2111527 + ... + 2551349.
It is an arithmetic number, because the mean of its divisors is an integer number (128178128232).
Almost surely, 21025420055474 is an apocalyptic number.
1025420055474 is an abundant number, since it is smaller than the sum of its proper divisors (1025429996238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1025420055474 is a wasteful number, since it uses less digits than its factorization.
1025420055474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 828401.
The product of its (nonzero) digits is 224000, while the sum is 39.
The spelling of 1025420055474 in words is "one trillion, twenty-five billion, four hundred twenty million, fifty-five thousand, four hundred seventy-four".
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