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28410970 = 257405871
BaseRepresentation
bin110110001100…
…0010001011010
31222110102112011
41230120101122
524233122340
62452540134
7463326550
oct154302132
958412464
1028410970
1115045645
12962164a
135b69933
143ab7bd0
1527630ea
hex1b1845a

28410970 has 16 divisors (see below), whose sum is σ = 58445568. Its totient is φ = 9740880.

The previous prime is 28410937. The next prime is 28410989. The reversal of 28410970 is 7901482.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202866 + ... + 203005.

It is an arithmetic number, because the mean of its divisors is an integer number (3652848).

Almost surely, 228410970 is an apocalyptic number.

28410970 is an abundant number, since it is smaller than the sum of its proper divisors (30034598).

28410970 is a wasteful number, since it uses less digits than its factorization.

28410970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405885.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 28410970 is about 5330.1941803278. The cubic root of 28410970 is about 305.1373384890.

The spelling of 28410970 in words is "twenty-eight million, four hundred ten thousand, nine hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 405871 811742 2029355 2841097 4058710 5682194 14205485 28410970