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135103148 = 221719531973
BaseRepresentation
bin10000000110110…
…00001010101100
3100102012221200022
420003120022230
5234041300043
621223421312
73230233505
oct1003301254
9312187608
10135103148
116a297aa4
12392b4838
1321cb44bb
1413d2bbac
15bcda868
hex80d82ac

135103148 has 48 divisors (see below), whose sum is σ = 268621920. Its totient is φ = 59065344.

The previous prime is 135103147. The next prime is 135103151. The reversal of 135103148 is 841301531.

It is a super-3 number, since 3×1351031483 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (135103147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67490 + ... + 69462.

It is an arithmetic number, because the mean of its divisors is an integer number (5596290).

Almost surely, 2135103148 is an apocalyptic number.

It is an amenable number.

135103148 is a deficient number, since it is larger than the sum of its proper divisors (133518772).

135103148 is a wasteful number, since it uses less digits than its factorization.

135103148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066 (or 2064 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 135103148 is about 11623.3879742526. The cubic root of 135103148 is about 513.1234030373.

Adding to 135103148 its reverse (841301531), we get a palindrome (976404679).

The spelling of 135103148 in words is "one hundred thirty-five million, one hundred three thousand, one hundred forty-eight".

Divisors: 1 2 4 17 19 34 38 53 68 76 106 212 323 646 901 1007 1292 1802 1973 2014 3604 3946 4028 7892 17119 33541 34238 37487 67082 68476 74974 104569 134164 149948 209138 418276 637279 1274558 1777673 1986811 2549116 3555346 3973622 7110692 7947244 33775787 67551574 135103148