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148342250 = 2537293779
BaseRepresentation
bin10001101011110…
…00010111101010
3101100010120022102
420311320113222
5300433423000
622415253402
73450613460
oct1065702752
9340116272
10148342250
117680a801
124181a262
132496b4a4
14159b6830
15d0533d5
hex8d785ea

148342250 has 128 divisors (see below), whose sum is σ = 341452800. Its totient is φ = 47174400.

The previous prime is 148342247. The next prime is 148342261. The reversal of 148342250 is 52243841.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1877711 + ... + 1877789.

It is an arithmetic number, because the mean of its divisors is an integer number (2667600).

Almost surely, 2148342250 is an apocalyptic number.

148342250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148342250 is an abundant number, since it is smaller than the sum of its proper divisors (193110550).

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

148342250 is a wasteful number, since it uses less digits than its factorization.

148342250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 148342250 is about 12179.5833262062. The cubic root of 148342250 is about 529.3646712527.

It can be divided in two parts, 148 and 342250, that multiplied together give a cube (50653000 = 3703).

The spelling of 148342250 in words is "one hundred forty-eight million, three hundred forty-two thousand, two hundred fifty".

Divisors: 1 2 5 7 10 14 25 29 35 37 50 58 70 74 79 125 145 158 175 185 203 250 259 290 350 370 395 406 518 553 725 790 875 925 1015 1073 1106 1295 1450 1750 1850 1975 2030 2146 2291 2590 2765 2923 3625 3950 4582 4625 5075 5365 5530 5846 6475 7250 7511 9250 9875 10150 10730 11455 12950 13825 14615 15022 16037 19750 20461 22910 25375 26825 27650 29230 32074 32375 37555 40922 50750 53650 57275 64750 69125 73075 75110 80185 84767 102305 114550 134125 138250 146150 160370 169534 187775 204610 268250 286375 365375 375550 400925 423835 511525 572750 593369 730750 801850 847670 938875 1023050 1186738 1877750 2004625 2119175 2557625 2966845 4009250 4238350 5115250 5933690 10595875 14834225 21191750 29668450 74171125 148342250