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57541307060 = 2258932326577
BaseRepresentation
bin110101100101101110…
…101010101010110100
312111112011010021002202
4311211232222222310
51420321033311220
642233433524032
74104633016466
oct654556525264
9174464107082
1057541307060
1122448627726
12b19a573618
1355702614b3
142adc116136
15176b986275
hexd65baaab4

57541307060 has 24 divisors (see below), whose sum is σ = 122194464840. Its totient is φ = 22757909504.

The previous prime is 57541307027. The next prime is 57541307071. The reversal of 57541307060 is 6070314575.

It can be written as a sum of positive squares in 4 ways, for example, as 6354959524 + 51186347536 = 79718^2 + 226244^2 .

It is a super-2 number, since 2×575413070602 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16161509 + ... + 16165068.

It is an arithmetic number, because the mean of its divisors is an integer number (5091436035).

Almost surely, 257541307060 is an apocalyptic number.

It is an amenable number.

57541307060 is an abundant number, since it is smaller than the sum of its proper divisors (64653157780).

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

57541307060 is a wasteful number, since it uses less digits than its factorization.

57541307060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32326675 (or 32326673 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 38.

The spelling of 57541307060 in words is "fifty-seven billion, five hundred forty-one million, three hundred seven thousand, sixty".

Divisors: 1 2 4 5 10 20 89 178 356 445 890 1780 32326577 64653154 129306308 161632885 323265770 646531540 2877065353 5754130706 11508261412 14385326765 28770653530 57541307060