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28461351 = 322374241
BaseRepresentation
bin110110010010…
…0100100100111
31222112222122010
41230210210213
524241230401
62454005303
7463626462
oct154444447
958488563
1028461351
111507a486
129646833
135b86849
143acc2d9
152772ed6
hex1b24927

28461351 has 8 divisors (see below), whose sum is σ = 37974384. Its totient is φ = 18961280.

The previous prime is 28461347. The next prime is 28461361. The reversal of 28461351 is 15316482.

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

It is a cyclic number.

It is not a de Polignac number, because 28461351 - 22 = 28461347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28461341) 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, 4591 + ... + 8831.

It is an arithmetic number, because the mean of its divisors is an integer number (4746798).

Almost surely, 228461351 is an apocalyptic number.

28461351 is a deficient number, since it is larger than the sum of its proper divisors (9513033).

28461351 is a wasteful number, since it uses less digits than its factorization.

28461351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6481.

The product of its digits is 5760, while the sum is 30.

The square root of 28461351 is about 5334.9180874686. The cubic root of 28461351 is about 305.3175980409.

The spelling of 28461351 in words is "twenty-eight million, four hundred sixty-one thousand, three hundred fifty-one".

Divisors: 1 3 2237 4241 6711 12723 9487117 28461351