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148405716 = 22331780831
BaseRepresentation
bin10001101100001…
…11110111010100
3101100020210101000
420312013313110
5300442440331
622420503300
73451266504
oct1066076724
9340223330
10148405716
1176853458
124184ab30
1324991344
14159d1a04
15d0670e6
hex8d87dd4

148405716 has 48 divisors (see below), whose sum is σ = 407393280. Its totient is φ = 46558080.

The previous prime is 148405703. The next prime is 148405721. The reversal of 148405716 is 617504841.

It is a happy number.

148405716 is a `hidden beast` number, since 1 + 4 + 84 + 0 + 571 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38580 + ... + 42251.

It is an arithmetic number, because the mean of its divisors is an integer number (8487360).

Almost surely, 2148405716 is an apocalyptic number.

It is an amenable number.

148405716 is an abundant number, since it is smaller than the sum of its proper divisors (258987564).

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

148405716 is a wasteful number, since it uses less digits than its factorization.

148405716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80861 (or 80853 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 148405716 is about 12182.1884733409. The cubic root of 148405716 is about 529.4401540593.

The spelling of 148405716 in words is "one hundred forty-eight million, four hundred five thousand, seven hundred sixteen".

Divisors: 1 2 3 4 6 9 12 17 18 27 34 36 51 54 68 102 108 153 204 306 459 612 918 1836 80831 161662 242493 323324 484986 727479 969972 1374127 1454958 2182437 2748254 2909916 4122381 4364874 5496508 8244762 8729748 12367143 16489524 24734286 37101429 49468572 74202858 148405716