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85301804 = 22747531223
BaseRepresentation
bin1010001010110…
…01101000101100
312221111210002002
411011121220230
5133314124204
612244151432
72054024210
oct505315054
9187453062
1085301804
1144172565
1224698578
1314898653
14b486940
15774e91e
hex5159a2c

85301804 has 48 divisors (see below), whose sum is σ = 177666048. Its totient is φ = 35076288.

The previous prime is 85301759. The next prime is 85301837. The reversal of 85301804 is 40810358.

85301804 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

85301804 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69137 + ... + 70359.

It is an arithmetic number, because the mean of its divisors is an integer number (3701376).

Almost surely, 285301804 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 85301804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88833024).

85301804 is an abundant number, since it is smaller than the sum of its proper divisors (92364244).

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

85301804 is a wasteful number, since it uses less digits than its factorization.

85301804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334 (or 1332 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 85301804 is about 9235.8975741397. The cubic root of 85301804 is about 440.2027371497.

The spelling of 85301804 in words is "eighty-five million, three hundred one thousand, eight hundred four".

Divisors: 1 2 4 7 14 28 47 53 94 106 188 212 329 371 658 742 1223 1316 1484 2446 2491 4892 4982 8561 9964 17122 17437 34244 34874 57481 64819 69748 114962 129638 229924 259276 402367 453733 804734 907466 1609468 1814932 3046493 6092986 12185972 21325451 42650902 85301804