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148130406 = 23268312049
BaseRepresentation
bin10001101010001…
…00101001100110
3101022201210201100
420311010221212
5300410133111
622410540530
73446042034
oct1065045146
9338653640
10148130406
1176685626
1241737746
13248c5c38
141595d554
15d010756
hex8d44a66

148130406 has 24 divisors (see below), whose sum is σ = 321445800. Its totient is φ = 49300416.

The previous prime is 148130371. The next prime is 148130447. The reversal of 148130406 is 604031841.

It is a self number, because there is not a number n which added to its sum of digits gives 148130406.

It is a congruent 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, 6270 + ... + 18318.

It is an arithmetic number, because the mean of its divisors is an integer number (13393575).

Almost surely, 2148130406 is an apocalyptic number.

148130406 is an abundant number, since it is smaller than the sum of its proper divisors (173315394).

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

148130406 is a wasteful number, since it uses less digits than its factorization.

148130406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12740 (or 12737 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 148130406 is about 12170.8835340743. The cubic root of 148130406 is about 529.1125602176.

The spelling of 148130406 in words is "one hundred forty-eight million, one hundred thirty thousand, four hundred six".

Divisors: 1 2 3 6 9 18 683 1366 2049 4098 6147 12049 12294 24098 36147 72294 108441 216882 8229467 16458934 24688401 49376802 74065203 148130406