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900648755453 = 3371267175543
BaseRepresentation
bin11010001101100101101…
…10010110000011111101
310012002201202112021102002
431012302312112003331
5104224012040133303
61525430300312045
7122032626051566
oct15066266260375
93162652467362
10900648755453
11317a65819427
12126675542625
1366c13cc5785
143183d62116d
151866447a788
hexd1b2d960fd

900648755453 has 4 divisors (see below), whose sum is σ = 900915934368. Its totient is φ = 900381576540.

The previous prime is 900648755339. The next prime is 900648755467. The reversal of 900648755453 is 354557846009.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 900648755453 - 214 = 900648739069 is a prime.

It is a super-2 number, since 2×9006487554532 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900648757453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133584401 + ... + 133591142.

It is an arithmetic number, because the mean of its divisors is an integer number (225228983592).

Almost surely, 2900648755453 is an apocalyptic number.

It is an amenable number.

900648755453 is a deficient number, since it is larger than the sum of its proper divisors (267178915).

900648755453 is a wasteful number, since it uses less digits than its factorization.

900648755453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267178914.

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 900648755453 in words is "nine hundred billion, six hundred forty-eight million, seven hundred fifty-five thousand, four hundred fifty-three".

Divisors: 1 3371 267175543 900648755453