Base | Representation |
---|---|
bin | 11110110110010… |
… | …00110001101010 |
3 | 200000220222112220 |
4 | 33123020301222 |
5 | 1012221201244 |
6 | 41402214510 |
7 | 6261345351 |
oct | 1733106152 |
9 | 600828486 |
10 | 258772074 |
11 | 123085320 |
12 | 727b4436 |
13 | 417c4392 |
14 | 26520998 |
15 | 17ab8319 |
hex | f6c8c6a |
258772074 has 32 divisors (see below), whose sum is σ = 578370240. Its totient is φ = 76502400.
The previous prime is 258772069. The next prime is 258772091. The reversal of 258772074 is 470277852.
It is a super-4 number, since 4×2587720744 (a number of 35 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45109 + ... + 50520.
It is an arithmetic number, because the mean of its divisors is an integer number (18074070).
Almost surely, 2258772074 is an apocalyptic number.
258772074 is an abundant number, since it is smaller than the sum of its proper divisors (319598166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258772074 is a wasteful number, since it uses less digits than its factorization.
258772074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95686.
The product of its (nonzero) digits is 219520, while the sum is 42.
The square root of 258772074 is about 16086.3940645503. The cubic root of 258772074 is about 637.2440692016.
The spelling of 258772074 in words is "two hundred fifty-eight million, seven hundred seventy-two thousand, seventy-four".
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