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52148252307 = 3673130119853
BaseRepresentation
bin110000100100010001…
…110010111010010011
311222121022010200210010
4300210101302322103
51323244423033212
635542342010003
73524165555004
oct604421627223
9158538120703
1052148252307
1120130368888
12a134416903
134bc0b53638
142749b7b1ab
15155328e03c
hexc24472e93

52148252307 has 16 divisors (see below), whose sum is σ = 69691351968. Its totient is φ = 34685414400.

The previous prime is 52148252269. The next prime is 52148252327. The reversal of 52148252307 is 70325284125.

It is not a de Polignac number, because 52148252307 - 26 = 52148252243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52148252327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2616793 + ... + 2636645.

It is an arithmetic number, because the mean of its divisors is an integer number (4355709498).

Almost surely, 252148252307 is an apocalyptic number.

52148252307 is a deficient number, since it is larger than the sum of its proper divisors (17543099661).

52148252307 is a wasteful number, since it uses less digits than its factorization.

52148252307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21830.

The product of its (nonzero) digits is 134400, while the sum is 39.

The spelling of 52148252307 in words is "fifty-two billion, one hundred forty-eight million, two hundred fifty-two thousand, three hundred seven".

Divisors: 1 3 673 1301 2019 3903 19853 59559 875573 2626719 13361069 25828753 40083207 77486259 17382750769 52148252307