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54315150155 = 571551861433
BaseRepresentation
bin110010100101011011…
…110110101101001011
312012012022112111210222
4302211123312231023
51342214134301110
640541350100255
73631660105310
oct624533665513
9165168474728
1054315150155
1121042539252
12a63a04a68b
135177a65006
1428b387cd07
15162d61cc55
hexca56f6b4b

54315150155 has 8 divisors (see below), whose sum is σ = 74489348832. Its totient is φ = 37244674368.

The previous prime is 54315150151. The next prime is 54315150167. The reversal of 54315150155 is 55105151345.

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 54315150155 - 22 = 54315150151 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 1551861433 = 54315150155 / (5 + 4 + 3 + 1 + 5 + 1 + 5 + 0 + 1 + 5 + 5).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54315150151) 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, 775930682 + ... + 775930751.

It is an arithmetic number, because the mean of its divisors is an integer number (9311168604).

Almost surely, 254315150155 is an apocalyptic number.

54315150155 is a deficient number, since it is larger than the sum of its proper divisors (20174198677).

54315150155 is a wasteful number, since it uses less digits than its factorization.

54315150155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551861445.

The product of its (nonzero) digits is 37500, while the sum is 35.

The spelling of 54315150155 in words is "fifty-four billion, three hundred fifteen million, one hundred fifty thousand, one hundred fifty-five".

Divisors: 1 5 7 35 1551861433 7759307165 10863030031 54315150155