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148351448 = 2374164613
BaseRepresentation
bin10001101011110…
…10100111011000
3101100011000221002
420311322213120
5300434221243
622415404132
73450652340
oct1065724730
9340130832
10148351448
1176816703
1241823648
132497272b
14159b9d20
15d055eb8
hex8d7a9d8

148351448 has 32 divisors (see below), whose sum is σ = 325654560. Its totient is φ = 62027520.

The previous prime is 148351417. The next prime is 148351453. The reversal of 148351448 is 844153841.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30011 + ... + 34602.

It is an arithmetic number, because the mean of its divisors is an integer number (10176705).

Almost surely, 2148351448 is an apocalyptic number.

It is an amenable number.

148351448 is an abundant number, since it is smaller than the sum of its proper divisors (177303112).

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

148351448 is a wasteful number, since it uses less digits than its factorization.

148351448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64667 (or 64663 counting only the distinct ones).

The product of its digits is 61440, while the sum is 38.

The square root of 148351448 is about 12179.9609194775. The cubic root of 148351448 is about 529.3756121582.

The spelling of 148351448 in words is "one hundred forty-eight million, three hundred fifty-one thousand, four hundred forty-eight".

Divisors: 1 2 4 7 8 14 28 41 56 82 164 287 328 574 1148 2296 64613 129226 258452 452291 516904 904582 1809164 2649133 3618328 5298266 10596532 18543931 21193064 37087862 74175724 148351448