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54157313 = 773105983
BaseRepresentation
bin1100111010011…
…0000000000001
310202220110212102
43032212000001
5102331013223
65212440145
71225221020
oct316460001
9122813772
1054157313
1128630211
1216179055
13b2b2762
14729a8b7
154b4b928
hex33a6001

54157313 has 8 divisors (see below), whose sum is σ = 62742528. Its totient is φ = 45784224.

The previous prime is 54157283. The next prime is 54157321. The reversal of 54157313 is 31375145.

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 54157313 - 222 = 49963009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54157343) 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, 52481 + ... + 53502.

It is an arithmetic number, because the mean of its divisors is an integer number (7842816).

It is a Proth number, since it is equal to 6611 ⋅ 213 + 1 and 6611 < 213.

Almost surely, 254157313 is an apocalyptic number.

It is an amenable number.

54157313 is a deficient number, since it is larger than the sum of its proper divisors (8585215).

54157313 is a wasteful number, since it uses less digits than its factorization.

54157313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106063.

The product of its digits is 6300, while the sum is 29.

The square root of 54157313 is about 7359.1652379873. The cubic root of 54157313 is about 378.3429997897.

The spelling of 54157313 in words is "fifty-four million, one hundred fifty-seven thousand, three hundred thirteen".

Divisors: 1 7 73 511 105983 741881 7736759 54157313