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161041350 = 23522937021
BaseRepresentation
bin10011001100101…
…00101111000110
3102020000202012110
421212110233012
5312211310400
623551401450
73663554211
oct1146245706
9366022173
10161041350
11829a3828
1245b23286
1327496752
1417560778
15e210e50
hex9994bc6

161041350 has 48 divisors (see below), whose sum is σ = 413165520. Its totient is φ = 41462400.

The previous prime is 161041343. The next prime is 161041351. The reversal of 161041350 is 53140161.

161041350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161041351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14161 + ... + 22860.

It is an arithmetic number, because the mean of its divisors is an integer number (8607615).

Almost surely, 2161041350 is an apocalyptic number.

161041350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161041350 is an abundant number, since it is smaller than the sum of its proper divisors (252124170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161041350 is a wasteful number, since it uses less digits than its factorization.

161041350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37065 (or 37060 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 161041350 is about 12690.2068541060. The cubic root of 161041350 is about 544.0587518546.

The spelling of 161041350 in words is "one hundred sixty-one million, forty-one thousand, three hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 29 30 50 58 75 87 145 150 174 290 435 725 870 1450 2175 4350 37021 74042 111063 185105 222126 370210 555315 925525 1073609 1110630 1851050 2147218 2776575 3220827 5368045 5553150 6441654 10736090 16104135 26840225 32208270 53680450 80520675 161041350