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2150448 = 24371631
BaseRepresentation
bin1000001101000000110000
311001020212020
420031000300
51022303243
6114031440
724164346
oct10150060
94036766
102150448
111239733
12878580
135a3a71
143dd996
152c7283
hex20d030

2150448 has 40 divisors (see below), whose sum is σ = 5642496. Its totient is φ = 705600.

The previous prime is 2150441. The next prime is 2150453. The reversal of 2150448 is 8440512.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (2150441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3093 + ... + 3723.

22150448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2150448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2821248).

2150448 is an abundant number, since it is smaller than the sum of its proper divisors (3492048).

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

2150448 is a wasteful number, since it uses less digits than its factorization.

2150448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 2150448 is about 1466.4405886363. The cubic root of 2150448 is about 129.0752520490.

Subtracting 2150448 from its reverse (8440512), we obtain a square (6290064 = 25082).

The spelling of 2150448 in words is "two million, one hundred fifty thousand, four hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 71 142 213 284 426 568 631 852 1136 1262 1704 1893 2524 3408 3786 5048 7572 10096 15144 30288 44801 89602 134403 179204 268806 358408 537612 716816 1075224 2150448