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54313130657 = 791514553033
BaseRepresentation
bin110010100101010100…
…001001101010100001
312012012011201220120202
4302211110021222201
51342213130140112
640541234514545
73631633664462
oct624524115241
9165164656522
1054313130657
1121041389a45
12a639435a55
135177508a46
1428b34b4d69
15162d36e6c2
hexca5509aa1

54313130657 has 8 divisors (see below), whose sum is σ = 55364893440. Its totient is φ = 53270474400.

The previous prime is 54313130653. The next prime is 54313130659. The reversal of 54313130657 is 75603131345.

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 54313130657 - 22 = 54313130653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54313130657.

It is not an unprimeable number, because it can be changed into a prime (54313130653) 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, 2264588 + ... + 2288445.

It is an arithmetic number, because the mean of its divisors is an integer number (6920611680).

Almost surely, 254313130657 is an apocalyptic number.

It is an amenable number.

54313130657 is a deficient number, since it is larger than the sum of its proper divisors (1051762783).

54313130657 is a wasteful number, since it uses less digits than its factorization.

54313130657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4553263.

The product of its (nonzero) digits is 113400, while the sum is 38.

The spelling of 54313130657 in words is "fifty-four billion, three hundred thirteen million, one hundred thirty thousand, six hundred fifty-seven".

Divisors: 1 79 151 11929 4553033 359689607 687507983 54313130657