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57750847896 = 2337343755047
BaseRepresentation
bin110101110010001110…
…000000000110011000
312112001202102001002110
4311302032000012120
51421233204113041
642310321032320
74113056051640
oct656216000630
9175052361073
1057750847896
1122545936875
12b2387856a0
1355a47a9361
142b1bc9d520
151780077516
hexd72380198

57750847896 has 32 divisors (see below), whose sum is σ = 165002423040. Its totient is φ = 16500242208.

The previous prime is 57750847841. The next prime is 57750847897. The reversal of 57750847896 is 69874805775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57750847897) 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, 171877356 + ... + 171877691.

It is an arithmetic number, because the mean of its divisors is an integer number (5156325720).

Almost surely, 257750847896 is an apocalyptic number.

57750847896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

57750847896 is an abundant number, since it is smaller than the sum of its proper divisors (107251575144).

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

57750847896 is a wasteful number, since it uses less digits than its factorization.

57750847896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343755063 (or 343755059 counting only the distinct ones).

The product of its (nonzero) digits is 118540800, while the sum is 66.

The spelling of 57750847896 in words is "fifty-seven billion, seven hundred fifty million, eight hundred forty-seven thousand, eight hundred ninety-six".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 343755047 687510094 1031265141 1375020188 2062530282 2406285329 2750040376 4125060564 4812570658 7218855987 8250121128 9625141316 14437711974 19250282632 28875423948 57750847896