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148008870 = 236579257
BaseRepresentation
bin10001101001001…
…10111110100110
3101022111122000000
420310212332212
5300342240440
622404202130
73445024512
oct1064467646
9338448000
10148008870
1176602289
1241699346
1324882819
141592b142
15ced9730
hex8d26fa6

148008870 has 112 divisors (see below), whose sum is σ = 406071360. Its totient is φ = 38817792.

The previous prime is 148008859. The next prime is 148008877. The reversal of 148008870 is 78800841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148008877) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 575782 + ... + 576038.

Almost surely, 2148008870 is an apocalyptic number.

148008870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 148008870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203035680).

148008870 is an abundant number, since it is smaller than the sum of its proper divisors (258062490).

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

148008870 is an equidigital number, since it uses as much as digits as its factorization.

148008870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 36.

The square root of 148008870 is about 12165.8896098888. The cubic root of 148008870 is about 528.9678142898.

The spelling of 148008870 in words is "one hundred forty-eight million, eight thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 79 81 90 135 158 162 237 243 257 270 395 405 474 486 514 711 729 771 790 810 1185 1215 1285 1422 1458 1542 2133 2313 2370 2430 2570 3555 3645 3855 4266 4626 6399 6939 7110 7290 7710 10665 11565 12798 13878 19197 20303 20817 21330 23130 31995 34695 38394 40606 41634 57591 60909 62451 63990 69390 95985 101515 104085 115182 121818 124902 182727 187353 191970 203030 208170 287955 304545 312255 365454 374706 548181 575910 609090 624510 913635 936765 1096362 1644543 1827270 1873530 2740905 3289086 4933629 5481810 8222715 9867258 14800887 16445430 24668145 29601774 49336290 74004435 148008870