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55008308253 = 373325015147
BaseRepresentation
bin110011001110110000…
…000010110000011101
312020222121211120222010
4303032300002300131
51400124111331003
641134230541433
73655104622353
oct631660026035
9166877746863
1055008308253
1121368835188
12a7b2207879
13525854a132
14293b9557d3
15166e3dd003
hexccec02c1d

55008308253 has 8 divisors (see below), whose sum is σ = 73444474528. Its totient is φ = 36622173744.

The previous prime is 55008308233. The next prime is 55008308321. The reversal of 55008308253 is 35280380055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55008308253 - 220 = 55007259677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55008308203) 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, 12505375 + ... + 12509772.

It is an arithmetic number, because the mean of its divisors is an integer number (9180559316).

Almost surely, 255008308253 is an apocalyptic number.

It is an amenable number.

55008308253 is a deficient number, since it is larger than the sum of its proper divisors (18436166275).

55008308253 is a wasteful number, since it uses less digits than its factorization.

55008308253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25015883.

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 55008308253 in words is "fifty-five billion, eight million, three hundred eight thousand, two hundred fifty-three".

Divisors: 1 3 733 2199 25015147 75045441 18336102751 55008308253