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28483941 = 312774761
BaseRepresentation
bin110110010101…
…0000101100101
31222121010121210
41230222011211
524242441231
62454302033
7464052363
oct154520545
958533553
1028483941
1115095452
129657919
135b93c05
143ad6633
152779a46
hex1b2a165

28483941 has 8 divisors (see below), whose sum is σ = 38278144. Its totient is φ = 18839520.

The previous prime is 28483937. The next prime is 28483963. The reversal of 28483941 is 14938482.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 28483941 - 22 = 28483937 is a prime.

It is a super-2 number, since 2×284839412 = 1622669789782962, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 28483941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28483901) 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, 37000 + ... + 37761.

It is an arithmetic number, because the mean of its divisors is an integer number (4784768).

Almost surely, 228483941 is an apocalyptic number.

It is an amenable number.

28483941 is a deficient number, since it is larger than the sum of its proper divisors (9794203).

28483941 is a wasteful number, since it uses less digits than its factorization.

28483941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74891.

The product of its digits is 55296, while the sum is 39.

The square root of 28483941 is about 5337.0348509261. The cubic root of 28483941 is about 305.3983543453.

The spelling of 28483941 in words is "twenty-eight million, four hundred eighty-three thousand, nine hundred forty-one".

Divisors: 1 3 127 381 74761 224283 9494647 28483941