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85038148 = 221317196183
BaseRepresentation
bin1010001000110…
…01010001000100
312221000101102001
411010121101010
5133232210043
612234355044
72051545426
oct504312104
9187011361
1085038148
1144002468
122458ba84
1314805640
14b418816
1576eb74d
hex5119444

85038148 has 96 divisors (see below), whose sum is σ = 183738240. Its totient is φ = 34007040.

The previous prime is 85038137. The next prime is 85038193. The reversal of 85038148 is 84183058.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1024515 + ... + 1024597.

It is an arithmetic number, because the mean of its divisors is an integer number (1913940).

Almost surely, 285038148 is an apocalyptic number.

It is an amenable number.

85038148 is an abundant number, since it is smaller than the sum of its proper divisors (98700092).

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

85038148 is a wasteful number, since it uses less digits than its factorization.

85038148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 85038148 is about 9221.6130909944. The cubic root of 85038148 is about 439.7487339500.

The spelling of 85038148 in words is "eighty-five million, thirty-eight thousand, one hundred forty-eight".

Divisors: 1 2 4 13 17 19 26 34 38 52 61 68 76 83 122 166 221 244 247 323 332 442 494 646 793 884 988 1037 1079 1159 1292 1411 1577 1586 2074 2158 2318 2822 3154 3172 4148 4199 4316 4636 5063 5644 6308 8398 10126 13481 15067 16796 18343 19703 20252 20501 26809 26962 30134 36686 39406 41002 53618 53924 60268 65819 73372 78812 82004 86071 96197 107236 131638 172142 192394 256139 263276 344284 348517 384788 512278 697034 1024556 1118923 1250561 1394068 1635349 2237846 2501122 3270698 4475692 5002244 6541396 21259537 42519074 85038148