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51098353 = 194757221
BaseRepresentation
bin1100001011101…
…1001011110001
310120011001202121
43002323023301
5101040121403
65023114241
71160220535
oct302731361
9116131677
1051098353
1126930a49
1215142981
13a781317
146b01bc5
1547453bd
hex30bb2f1

51098353 has 8 divisors (see below), whose sum is σ = 54933120. Its totient is φ = 47378160.

The previous prime is 51098351. The next prime is 51098363. The reversal of 51098353 is 35389015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51098353 - 21 = 51098351 is a prime.

It is a super-2 number, since 2×510983532 = 5222083358625218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51098351) 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, 27718 + ... + 29503.

It is an arithmetic number, because the mean of its divisors is an integer number (6866640).

Almost surely, 251098353 is an apocalyptic number.

It is an amenable number.

51098353 is a deficient number, since it is larger than the sum of its proper divisors (3834767).

51098353 is a wasteful number, since it uses less digits than its factorization.

51098353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57287.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 51098353 is about 7148.3111991575. The cubic root of 51098353 is about 371.0812128621.

The spelling of 51098353 in words is "fifty-one million, ninety-eight thousand, three hundred fifty-three".

Divisors: 1 19 47 893 57221 1087199 2689387 51098353