Base | Representation |
---|---|
bin | 101000001110010… |
… | …011111010111010 |
3 | 1202000211102210100 |
4 | 220032103322322 |
5 | 2340224342000 |
6 | 150544100230 |
7 | 22503022200 |
oct | 5016237272 |
9 | 1660742710 |
10 | 674840250 |
11 | 316a25517 |
12 | 16a004676 |
13 | a9a70576 |
14 | 658a9070 |
15 | 3e3a2a00 |
hex | 28393eba |
674840250 has 144 divisors (see below), whose sum is σ = 2123036136. Its totient is φ = 154224000.
The previous prime is 674840227. The next prime is 674840261. The reversal of 674840250 is 52048476.
It can be written as a sum of positive squares in 4 ways, for example, as 80407089 + 594433161 = 8967^2 + 24381^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 107190 + ... + 113310.
Almost surely, 2674840250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 674840250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1061518068).
674840250 is an abundant number, since it is smaller than the sum of its proper divisors (1448195886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
674840250 is a wasteful number, since it uses less digits than its factorization.
674840250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6158 (or 6138 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
The square root of 674840250 is about 25977.6875414268. The cubic root of 674840250 is about 877.1361142508.
The spelling of 674840250 in words is "six hundred seventy-four million, eight hundred forty thousand, two hundred fifty".
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