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148866748 = 22191958773
BaseRepresentation
bin10001101111110…
…00011010111100
3101101010012210021
420313320122330
5301102213443
622434421524
73455226562
oct1067703274
9341105707
10148866748
1177038878
1241a318a4
1324ac3144
1415ab1a32
15d1089ed
hex8df86bc

148866748 has 12 divisors (see below), whose sum is σ = 274228360. Its totient is φ = 70515792.

The previous prime is 148866703. The next prime is 148866763. The reversal of 148866748 is 847668841.

It is a super-2 number, since 2×1488667482 = 44322617320191008, which contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 148866695 and 148866704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979311 + ... + 979462.

Almost surely, 2148866748 is an apocalyptic number.

It is an amenable number.

148866748 is a deficient number, since it is larger than the sum of its proper divisors (125361612).

148866748 is a wasteful number, since it uses less digits than its factorization.

148866748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958796 (or 1958794 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 52.

The square root of 148866748 is about 12201.0961802618. The cubic root of 148866748 is about 529.9878340627.

The spelling of 148866748 in words is "one hundred forty-eight million, eight hundred sixty-six thousand, seven hundred forty-eight".

Divisors: 1 2 4 19 38 76 1958773 3917546 7835092 37216687 74433374 148866748