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135310248 = 23321998911
BaseRepresentation
bin10000001000010…
…10101110101000
3100102121110202200
420010022232220
5234114411443
621232100200
73232055343
oct1004125650
9312543680
10135310248
116a419657
1239394660
1322057848
1413d8345a
15bd2bdd3
hex810aba8

135310248 has 48 divisors (see below), whose sum is σ = 385756800. Its totient is φ = 42729120.

The previous prime is 135310223. The next prime is 135310283. The reversal of 135310248 is 842013531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48088 + ... + 50823.

It is an arithmetic number, because the mean of its divisors is an integer number (8036600).

Almost surely, 2135310248 is an apocalyptic number.

135310248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

135310248 is an abundant number, since it is smaller than the sum of its proper divisors (250446552).

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

135310248 is a wasteful number, since it uses less digits than its factorization.

135310248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98942 (or 98935 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 135310248 is about 11632.2933250499. The cubic root of 135310248 is about 513.3854586225.

Adding to 135310248 its reverse (842013531), we get a palindrome (977323779).

The spelling of 135310248 in words is "one hundred thirty-five million, three hundred ten thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 19 24 36 38 57 72 76 114 152 171 228 342 456 684 1368 98911 197822 296733 395644 593466 791288 890199 1186932 1780398 1879309 2373864 3560796 3758618 5637927 7121592 7517236 11275854 15034472 16913781 22551708 33827562 45103416 67655124 135310248