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28850059 = 719720921
BaseRepresentation
bin110111000001…
…1011110001011
32000021201211201
41232003132023
524341200214
62510205031
7500135650
oct156033613
960251751
1028850059
1115315527
1297b3777
135c91754
143b8dc27
1527ed274
hex1b8378b

28850059 has 8 divisors (see below), whose sum is σ = 33140448. Its totient is φ = 24601920.

The previous prime is 28850051. The next prime is 28850077. The reversal of 28850059 is 95005882.

It is a happy number.

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

It is not a de Polignac number, because 28850059 - 23 = 28850051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28850051) 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, 9082 + ... + 11839.

It is an arithmetic number, because the mean of its divisors is an integer number (4142556).

Almost surely, 228850059 is an apocalyptic number.

28850059 is a deficient number, since it is larger than the sum of its proper divisors (4290389).

28850059 is a wasteful number, since it uses less digits than its factorization.

28850059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21125.

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 28850059 is about 5371.2250930305. The cubic root of 28850059 is about 306.7012659188.

The spelling of 28850059 in words is "twenty-eight million, eight hundred fifty thousand, fifty-nine".

Divisors: 1 7 197 1379 20921 146447 4121437 28850059