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53450710001 = 134618918857
BaseRepresentation
bin110001110001111010…
…010001101111110001
312002222001221101211222
4301301322101233301
51333431340210001
640315510114425
73601362352523
oct616172215761
9162861841758
1053450710001
11207395945a7
12a43864ba15
13506a93c170
142830b3ba13
1515cc7b761b
hexc71e91bf1

53450710001 has 8 divisors (see below), whose sum is σ = 57687173544. Its totient is φ = 49232085120.

The previous prime is 53450709943. The next prime is 53450710007. The reversal of 53450710001 is 10001705435.

It can be written as a sum of positive squares in 4 ways, for example, as 643129600 + 52807580401 = 25360^2 + 229799^2 .

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 53450710001 - 222 = 53446515697 is a prime.

It is a super-2 number, since 2×534507100012 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53450710007) 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, 4453436 + ... + 4465421.

It is an arithmetic number, because the mean of its divisors is an integer number (7210896693).

Almost surely, 253450710001 is an apocalyptic number.

It is an amenable number.

53450710001 is a deficient number, since it is larger than the sum of its proper divisors (4236463543).

53450710001 is a wasteful number, since it uses less digits than its factorization.

53450710001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8919331.

The product of its (nonzero) digits is 2100, while the sum is 26.

The spelling of 53450710001 in words is "fifty-three billion, four hundred fifty million, seven hundred ten thousand, one".

Divisors: 1 13 461 5993 8918857 115945141 4111593077 53450710001