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2938272 = 253127241
BaseRepresentation
bin1011001101010110100000
312112021112220
423031112200
51223011042
6142551040
733655251
oct13152640
95467486
102938272
111727627
12b98480
137bb52c
14566b28
153d08ec
hex2cd5a0

2938272 has 48 divisors (see below), whose sum is σ = 7805952. Its totient is φ = 967680.

The previous prime is 2938261. The next prime is 2938277. The reversal of 2938272 is 2728392.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (2938277) 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, 12072 + ... + 12312.

It is an arithmetic number, because the mean of its divisors is an integer number (162624).

22938272 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 2938272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3902976).

2938272 is an abundant number, since it is smaller than the sum of its proper divisors (4867680).

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

2938272 is a wasteful number, since it uses less digits than its factorization.

2938272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 373 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 2938272 is about 1714.1388508519. The cubic root of 2938272 is about 143.2289029599.

The spelling of 2938272 in words is "two million, nine hundred thirty-eight thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 127 241 254 381 482 508 723 762 964 1016 1446 1524 1928 2032 2892 3048 3856 4064 5784 6096 7712 11568 12192 23136 30607 61214 91821 122428 183642 244856 367284 489712 734568 979424 1469136 2938272