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6140648553 = 3131153136559
BaseRepresentation
bin1011011100000001…
…01101110001101001
3120211221201021012220
411232000231301221
5100034001223203
62453155224253
7305112436314
oct55600556151
916757637186
106140648553
112671266166
1212345a8089
1376b272370
1442378197b
1525e16b653
hex16e02dc69

6140648553 has 16 divisors (see below), whose sum is σ = 8825053440. Its totient is φ = 3775555584.

The previous prime is 6140648531. The next prime is 6140648567. The reversal of 6140648553 is 3558460416.

It is not a de Polignac number, because 6140648553 - 212 = 6140644457 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6140648593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23313 + ... + 113246.

It is an arithmetic number, because the mean of its divisors is an integer number (551565840).

Almost surely, 26140648553 is an apocalyptic number.

It is an amenable number.

6140648553 is a deficient number, since it is larger than the sum of its proper divisors (2684404887).

6140648553 is a wasteful number, since it uses less digits than its factorization.

6140648553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137728.

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 6140648553 is about 78362.2903761752. The cubic root of 6140648553 is about 1831.2097024171.

The spelling of 6140648553 in words is "six billion, one hundred forty million, six hundred forty-eight thousand, five hundred fifty-three".

Divisors: 1 3 13 39 1153 3459 14989 44967 136559 409677 1775267 5325801 157452527 472357581 2046882851 6140648553