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434053237 = 29145310301
BaseRepresentation
bin11001110111110…
…010000001110101
31010020202012002211
4121313302001311
51342104200422
6111023133421
713520251222
oct3167620165
91106665084
10434053237
11203014692
12101444271
136bc05447
144190a949
152818d577
hex19df2075

434053237 has 8 divisors (see below), whose sum is σ = 449373240. Its totient is φ = 418756800.

The previous prime is 434053219. The next prime is 434053261. The reversal of 434053237 is 732350434.

It can be written as a sum of positive squares in 4 ways, for example, as 312370276 + 121682961 = 17674^2 + 11031^2 .

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 434053237 - 215 = 434020469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434053199 and 434053208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434053297) 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, 36987 + ... + 47287.

It is an arithmetic number, because the mean of its divisors is an integer number (56171655).

Almost surely, 2434053237 is an apocalyptic number.

It is an amenable number.

434053237 is a deficient number, since it is larger than the sum of its proper divisors (15320003).

434053237 is a wasteful number, since it uses less digits than its factorization.

434053237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11783.

The product of its (nonzero) digits is 30240, while the sum is 31.

The square root of 434053237 is about 20833.9443457066. The cubic root of 434053237 is about 757.1483840499.

The spelling of 434053237 in words is "four hundred thirty-four million, fifty-three thousand, two hundred thirty-seven".

Divisors: 1 29 1453 10301 42137 298729 14967353 434053237