Base | Representation |
---|---|
bin | 11110010110110… |
… | …10011010111000 |
3 | 122202011120011222 |
4 | 33023122122320 |
5 | 1010142300130 |
6 | 41134011212 |
7 | 6211326641 |
oct | 1713323270 |
9 | 582146158 |
10 | 254650040 |
11 | 12081a387 |
12 | 71346b08 |
13 | 409b00c8 |
14 | 25b6a6c8 |
15 | 17551ce5 |
hex | f2da6b8 |
254650040 has 16 divisors (see below), whose sum is σ = 572962680. Its totient is φ = 101860000.
The previous prime is 254650037. The next prime is 254650063. The reversal of 254650040 is 40056452.
It is a junction number, because it is equal to n+sod(n) for n = 254649991 and 254650009.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3183086 + ... + 3183165.
Almost surely, 2254650040 is an apocalyptic number.
254650040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
254650040 is an abundant number, since it is smaller than the sum of its proper divisors (318312640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
254650040 is a wasteful number, since it uses less digits than its factorization.
254650040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6366262 (or 6366258 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 254650040 is about 15957.7579878879. The cubic root of 254650040 is about 633.8423448748.
The spelling of 254650040 in words is "two hundred fifty-four million, six hundred fifty thousand, forty".
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