Base | Representation |
---|---|
bin | 10101010110001… |
… | …110111100110100 |
3 | 220221220220100121 |
4 | 111112032330310 |
5 | 1213141244230 |
6 | 55312221324 |
7 | 11606136631 |
oct | 2526167464 |
9 | 827826317 |
10 | 358149940 |
11 | 174191395 |
12 | 9bb3a844 |
13 | 5927a955 |
14 | 357cd188 |
15 | 2169877a |
hex | 1558ef34 |
358149940 has 24 divisors (see below), whose sum is σ = 755941032. Its totient is φ = 142531200.
The previous prime is 358149901. The next prime is 358149941. The reversal of 358149940 is 49941853.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 64096036 + 294053904 = 8006^2 + 17148^2 .
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (358149941) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41511 + ... + 49390.
It is an arithmetic number, because the mean of its divisors is an integer number (31497543).
Almost surely, 2358149940 is an apocalyptic number.
It is an amenable number.
358149940 is an abundant number, since it is smaller than the sum of its proper divisors (397791092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
358149940 is a wasteful number, since it uses less digits than its factorization.
358149940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91107 (or 91105 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 43.
The square root of 358149940 is about 18924.8498012534. The cubic root of 358149940 is about 710.1579626052.
It can be divided in two parts, 35814 and 9940, that added together give a palindrome (45754).
The spelling of 358149940 in words is "three hundred fifty-eight million, one hundred forty-nine thousand, nine hundred forty".
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