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53307751001 = 311719604871
BaseRepresentation
bin110001101001011000…
…111011101001011001
312002121002221022222012
4301221120323221121
51333133241013001
640253402035305
73565005256451
oct615130735131
9162532838865
1053307751001
112067592136a
12a3b87a8b35
13504713703b
142819b66d61
1515bee792bb
hexc6963ba59

53307751001 has 4 divisors (see below), whose sum is σ = 55027355904. Its totient is φ = 51588146100.

The previous prime is 53307750983. The next prime is 53307751039. The reversal of 53307751001 is 10015770335.

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 a de Polignac number, because none of the positive numbers 2k-53307751001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53307751801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 859802405 + ... + 859802466.

It is an arithmetic number, because the mean of its divisors is an integer number (13756838976).

Almost surely, 253307751001 is an apocalyptic number.

It is an amenable number.

53307751001 is a deficient number, since it is larger than the sum of its proper divisors (1719604903).

53307751001 is a wasteful number, since it uses less digits than its factorization.

53307751001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719604902.

The product of its (nonzero) digits is 11025, while the sum is 32.

The spelling of 53307751001 in words is "fifty-three billion, three hundred seven million, seven hundred fifty-one thousand, one".

Divisors: 1 31 1719604871 53307751001