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268437041 = 674006523
BaseRepresentation
bin10000000000000…
…000011000110001
3200201010000101122
4100000000120301
51022204441131
642345312025
76436451165
oct2000003061
9621100348
10268437041
111285867a4
1275a95615
13437c95b2
1427918ca5
1518876d7b
hex10000631

268437041 has 4 divisors (see below), whose sum is σ = 272443632. Its totient is φ = 264430452.

The previous prime is 268437031. The next prime is 268437047. The reversal of 268437041 is 140734862.

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-268437041 is a prime.

It is a super-4 number, since 4×2684370414 (a number of 35 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 268436992 and 268437010.

It is not an unprimeable number, because it can be changed into a prime (268437047) 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, 2003195 + ... + 2003328.

It is an arithmetic number, because the mean of its divisors is an integer number (68110908).

Almost surely, 2268437041 is an apocalyptic number.

It is an amenable number.

268437041 is a deficient number, since it is larger than the sum of its proper divisors (4006591).

268437041 is an equidigital number, since it uses as much as digits as its factorization.

268437041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4006590.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 268437041 is about 16384.0483702899. The cubic root of 268437041 is about 645.0808471861.

The spelling of 268437041 in words is "two hundred sixty-eight million, four hundred thirty-seven thousand, forty-one".

Divisors: 1 67 4006523 268437041