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52554298979 = 713769751001
BaseRepresentation
bin110000111100011110…
…101111011001100011
312000122121012000002202
4300330132233121203
51330112400031404
640050525003415
73540226112360
oct607436573143
9160577160082
1052554298979
1120319593746
12a2283b356b
134c57001240
142787a77467
151578c4921e
hexc3c7af663

52554298979 has 16 divisors (see below), whose sum is σ = 64766412480. Its totient is φ = 41527296000.

The previous prime is 52554298943. The next prime is 52554298981. The reversal of 52554298979 is 97989245525.

It is a cyclic number.

It is not a de Polignac number, because 52554298979 - 212 = 52554294883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52554298939) 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, 305522 + ... + 445479.

It is an arithmetic number, because the mean of its divisors is an integer number (4047900780).

Almost surely, 252554298979 is an apocalyptic number.

52554298979 is a deficient number, since it is larger than the sum of its proper divisors (12212113501).

52554298979 is a wasteful number, since it uses less digits than its factorization.

52554298979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751790.

The product of its digits is 81648000, while the sum is 65.

The spelling of 52554298979 in words is "fifty-two billion, five hundred fifty-four million, two hundred ninety-eight thousand, nine hundred seventy-nine".

Divisors: 1 7 13 91 769 5383 9997 69979 751001 5257007 9763013 68341091 577519769 4042638383 7507756997 52554298979