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148576868 = 221144359
BaseRepresentation
bin10001101101100…
…01101001100100
3101100120111010222
420312301221210
5301013424433
622424303512
73452611466
oct1066615144
9340514128
10148576868
1176960000
1241911b98
1324a2120b
1415a38136
15d09cb98
hex8db1a64

148576868 has 60 divisors (see below), whose sum is σ = 297620400. Its totient is φ = 64846320.

The previous prime is 148576859. The next prime is 148576871. The reversal of 148576868 is 868675841.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2518223 + ... + 2518281.

It is an arithmetic number, because the mean of its divisors is an integer number (4960340).

Almost surely, 2148576868 is an apocalyptic number.

It is an amenable number.

148576868 is an abundant number, since it is smaller than the sum of its proper divisors (149043532).

148576868 is an equidigital number, since it uses as much as digits as its factorization.

148576868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 115 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 53.

The square root of 148576868 is about 12189.2111311602. The cubic root of 148576868 is about 529.6436051831.

The spelling of 148576868 in words is "one hundred forty-eight million, five hundred seventy-six thousand, eight hundred sixty-eight".

Divisors: 1 2 4 11 22 43 44 59 86 118 121 172 236 242 473 484 649 946 1298 1331 1892 2537 2596 2662 5074 5203 5324 7139 10148 10406 14278 14641 20812 27907 28556 29282 55814 57233 58564 78529 111628 114466 157058 228932 306977 314116 613954 629563 863819 1227908 1259126 1727638 2518252 3376747 3455276 6753494 13506988 37144217 74288434 148576868