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57734500 = 2253115469
BaseRepresentation
bin1101110000111…
…1010101100100
311000122012211211
43130033111210
5104240001000
65421241204
71300510105
oct334172544
9130565754
1057734500
112a65386a
1217403204
13bc65a35
14794c3ac
1551067ba
hex370f564

57734500 has 24 divisors (see below), whose sum is σ = 126093240. Its totient is φ = 23093600.

The previous prime is 57734491. The next prime is 57734507. The reversal of 57734500 is 543775.

It can be written as a sum of positive squares in 4 ways, for example, as 338724 + 57395776 = 582^2 + 7576^2 .

It is a super-4 number, since 4×577345004 (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57734507) 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, 57235 + ... + 58234.

It is an arithmetic number, because the mean of its divisors is an integer number (5253885).

Almost surely, 257734500 is an apocalyptic number.

57734500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

57734500 is an abundant number, since it is smaller than the sum of its proper divisors (68358740).

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

57734500 is a wasteful number, since it uses less digits than its factorization.

57734500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115488 (or 115476 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 57734500 is about 7598.3221832191. The cubic root of 57734500 is about 386.4961181411.

The spelling of 57734500 in words is "fifty-seven million, seven hundred thirty-four thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 115469 230938 461876 577345 1154690 2309380 2886725 5773450 11546900 14433625 28867250 57734500