Search a number
-
+
348140448 = 25321208821
BaseRepresentation
bin10100110000000…
…011001110100000
3220021002100220200
4110300003032200
51203110443243
654313505200
711425100505
oct2460031640
9807070820
10348140448
11169575087
1298712200
1357184986
14343454ac
152086cad3
hex14c033a0

348140448 has 36 divisors (see below), whose sum is σ = 990025218. Its totient is φ = 116046720.

The previous prime is 348140423. The next prime is 348140459. The reversal of 348140448 is 844041843.

It can be written as a sum of positive squares in only one way, i.e., 298183824 + 49956624 = 17268^2 + 7068^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 604123 + ... + 604698.

Almost surely, 2348140448 is an apocalyptic number.

It is an amenable number.

348140448 is an abundant number, since it is smaller than the sum of its proper divisors (641884770).

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

348140448 is a wasteful number, since it uses less digits than its factorization.

348140448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208837 (or 1208826 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 36.

The square root of 348140448 is about 18658.5221279714. The cubic root of 348140448 is about 703.4795783629.

The spelling of 348140448 in words is "three hundred forty-eight million, one hundred forty thousand, four hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 1208821 2417642 3626463 4835284 7252926 9670568 10879389 14505852 19341136 21758778 29011704 38682272 43517556 58023408 87035112 116046816 174070224 348140448