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148468580 = 225134911163
BaseRepresentation
bin10001101100101…
…11001101100100
3101100100222121022
420312113031210
5301001443310
622422110312
73451651001
oct1066271544
9340328538
10148468580
1176896707
124187b398
13249b3b40
1415a0a8a8
15d07aa55
hex8d97364

148468580 has 48 divisors (see below), whose sum is σ = 336740544. Its totient is φ = 54660480.

The previous prime is 148468543. The next prime is 148468589. The reversal of 148468580 is 85864841.

148468580 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (148468589) 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, 127079 + ... + 128241.

It is an arithmetic number, because the mean of its divisors is an integer number (7015428).

Almost surely, 2148468580 is an apocalyptic number.

148468580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148468580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168370272).

148468580 is an abundant number, since it is smaller than the sum of its proper divisors (188271964).

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

148468580 is a wasteful number, since it uses less digits than its factorization.

148468580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 44.

The square root of 148468580 is about 12184.7683605393. The cubic root of 148468580 is about 529.5148996697.

The spelling of 148468580 in words is "one hundred forty-eight million, four hundred sixty-eight thousand, five hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 491 982 1163 1964 2326 2455 4652 4910 5815 6383 9820 11630 12766 15119 23260 25532 30238 31915 60476 63830 75595 127660 151190 302380 571033 1142066 2284132 2855165 5710330 7423429 11420660 14846858 29693716 37117145 74234290 148468580