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55010130257 = 713312340757
BaseRepresentation
bin110011001110110110…
…111111100101010001
312020222202021011021202
4303032312333211101
51400130043132012
641134334000545
73655126251335
oct631666774521
9166882234252
1055010130257
112136986a075
12a7b2946155
135258a37544
14293bcab7c5
15166e64ccc2
hexccedbf951

55010130257 has 8 divisors (see below), whose sum is σ = 55953479232. Its totient is φ = 54071463600.

The previous prime is 55010130211. The next prime is 55010130281. The reversal of 55010130257 is 75203101055.

It is a happy number.

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 55010130257 - 230 = 53936388433 is a prime.

It is a super-2 number, since 2×550101302572 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55010138257) 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, 1146878 + ... + 1193879.

It is an arithmetic number, because the mean of its divisors is an integer number (6994184904).

Almost surely, 255010130257 is an apocalyptic number.

It is an amenable number.

55010130257 is a deficient number, since it is larger than the sum of its proper divisors (943348975).

55010130257 is a wasteful number, since it uses less digits than its factorization.

55010130257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341159.

The product of its (nonzero) digits is 5250, while the sum is 29.

The spelling of 55010130257 in words is "fifty-five billion, ten million, one hundred thirty thousand, two hundred fifty-seven".

Divisors: 1 71 331 23501 2340757 166193747 774790567 55010130257