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158102260 = 2257905113
BaseRepresentation
bin10010110110001…
…11001011110100
3102000111102112021
421123013023310
5310433233020
623404402524
73626563351
oct1133071364
9360442467
10158102260
1181276628
1244b46444
13269a7a44
1416dd7628
15dd301aa
hex96c72f4

158102260 has 12 divisors (see below), whose sum is σ = 332014788. Its totient is φ = 63240896.

The previous prime is 158102257. The next prime is 158102267. The reversal of 158102260 is 62201851.

It can be written as a sum of positive squares in 2 ways, for example, as 83832336 + 74269924 = 9156^2 + 8618^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158102267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3952537 + ... + 3952576.

It is an arithmetic number, because the mean of its divisors is an integer number (27667899).

Almost surely, 2158102260 is an apocalyptic number.

158102260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158102260 is an abundant number, since it is smaller than the sum of its proper divisors (173912528).

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

158102260 is a wasteful number, since it uses less digits than its factorization.

158102260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7905122 (or 7905120 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 158102260 is about 12573.8721164166. The cubic root of 158102260 is about 540.7286231922.

The spelling of 158102260 in words is "one hundred fifty-eight million, one hundred two thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 7905113 15810226 31620452 39525565 79051130 158102260