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252470073 = 3316726573
BaseRepresentation
bin11110000110001…
…10001100111001
3122121001210211110
433003012030321
51004113020243
641015150533
76153650232
oct1703061471
9577053743
10252470073
1111a570559
1270675449
13403c8a9b
1425760089
1517270e33
hexf0c6339

252470073 has 8 divisors (see below), whose sum is σ = 336745728. Its totient is φ = 168253904.

The previous prime is 252470063. The next prime is 252470089. The reversal of 252470073 is 370074252.

252470073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-252470073 is a prime.

It is a super-2 number, since 2×2524700732 = 127482275521250658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252470073.

It is not an unprimeable number, because it can be changed into a prime (252470063) 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, 3786 + ... + 22787.

It is an arithmetic number, because the mean of its divisors is an integer number (42093216).

Almost surely, 2252470073 is an apocalyptic number.

It is an amenable number.

252470073 is a deficient number, since it is larger than the sum of its proper divisors (84275655).

252470073 is a wasteful number, since it uses less digits than its factorization.

252470073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29743.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 252470073 is about 15889.3068760094. The cubic root of 252470073 is about 632.0284605367.

The spelling of 252470073 in words is "two hundred fifty-two million, four hundred seventy thousand, seventy-three".

Divisors: 1 3 3167 9501 26573 79719 84156691 252470073