Base | Representation |
---|---|
bin | 10101010001101… |
… | …000000011011000 |
3 | 220212122112102120 |
4 | 111101220003120 |
5 | 1212334121130 |
6 | 55230301240 |
7 | 11562646230 |
oct | 2521500330 |
9 | 825575376 |
10 | 356942040 |
11 | 173536924 |
12 | 9b657820 |
13 | 58c46c10 |
14 | 35596cc0 |
15 | 2150a910 |
hex | 154680d8 |
356942040 has 128 divisors (see below), whose sum is σ = 1317980160. Its totient is φ = 75308544.
The previous prime is 356941993. The next prime is 356942057. The reversal of 356942040 is 40249653.
It is a junction number, because it is equal to n+sod(n) for n = 356941992 and 356942010.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5424 + ... + 27263.
It is an arithmetic number, because the mean of its divisors is an integer number (10296720).
Almost surely, 2356942040 is an apocalyptic number.
356942040 is a gapful number since it is divisible by the number (30) 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 356942040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658990080).
356942040 is an abundant number, since it is smaller than the sum of its proper divisors (961038120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
356942040 is a wasteful number, since it uses less digits than its factorization.
356942040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32721 (or 32717 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 33.
The square root of 356942040 is about 18892.9097811851. The cubic root of 356942040 is about 709.3587014957.
The spelling of 356942040 in words is "three hundred fifty-six million, nine hundred forty-two thousand, forty".
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