Base | Representation |
---|---|
bin | 1001011100001110111100 |
3 | 11122201222110 |
4 | 21130032330 |
5 | 1113144230 |
6 | 125014020 |
7 | 30015366 |
oct | 11341674 |
9 | 4581873 |
10 | 2474940 |
11 | 1440506 |
12 | 9b4310 |
13 | 688680 |
14 | 485d36 |
15 | 33d4b0 |
hex | 25c3bc |
2474940 has 96 divisors (see below), whose sum is σ = 7902720. Its totient is φ = 573696.
The previous prime is 2474939. The next prime is 2474957. The reversal of 2474940 is 494742.
It is a super-2 number, since 2×24749402 = 12250656007200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 2474898 and 2474907.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14737 + ... + 14903.
It is an arithmetic number, because the mean of its divisors is an integer number (82320).
22474940 is an apocalyptic number.
2474940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2474940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3951360).
2474940 is an abundant number, since it is smaller than the sum of its proper divisors (5427780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2474940 is a wasteful number, since it uses less digits than its factorization.
2474940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211 (or 209 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 2474940 is about 1573.1942028879. The cubic root of 2474940 is about 135.2658683746.
The spelling of 2474940 in words is "two million, four hundred seventy-four thousand, nine hundred forty".
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