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268610433 = 37134572153
BaseRepresentation
bin10000000000101…
…010101110000001
3200201102211020120
4100000222232001
51022231013213
642353130453
76441102540
oct2000525601
9621384216
10268610433
11128694aa3
1275b59a29
134385a4b0
1427962157
15188ad423
hex1002ab81

268610433 has 32 divisors (see below), whose sum is σ = 441966336. Its totient is φ = 141308928.

The previous prime is 268610423. The next prime is 268610453. The reversal of 268610433 is 334016862.

It is not a de Polignac number, because 268610433 - 216 = 268544897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 268610394 and 268610403.

It is not an unprimeable number, because it can be changed into a prime (268610423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123685 + ... + 125837.

It is an arithmetic number, because the mean of its divisors is an integer number (13811448).

Almost surely, 2268610433 is an apocalyptic number.

It is an amenable number.

268610433 is a deficient number, since it is larger than the sum of its proper divisors (173355903).

268610433 is a wasteful number, since it uses less digits than its factorization.

268610433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 268610433 is about 16389.3390043650. The cubic root of 268610433 is about 645.2197100191.

The spelling of 268610433 in words is "two hundred sixty-eight million, six hundred ten thousand, four hundred thirty-three".

Divisors: 1 3 7 13 21 39 91 273 457 1371 2153 3199 5941 6459 9597 15071 17823 27989 41587 45213 83967 124761 195923 587769 983921 2951763 6887447 12790973 20662341 38372919 89536811 268610433