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268493074 = 2964913913
BaseRepresentation
bin10000000000001…
…110000100010010
3200201012212020221
4100000032010102
51022213234244
642350423254
76440103433
oct2000160422
9621185227
10268493074
11128614903
1275b01b2a
1343818c55
142793148a
1518888784
hex1000e112

268493074 has 8 divisors (see below), whose sum is σ = 402810300. Its totient is φ = 134222976.

The previous prime is 268493023. The next prime is 268493117. The reversal of 268493074 is 470394862.

It can be written as a sum of positive squares in 2 ways, for example, as 262278025 + 6215049 = 16195^2 + 2493^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 268493074.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12342 + ... + 26254.

Almost surely, 2268493074 is an apocalyptic number.

268493074 is a deficient number, since it is larger than the sum of its proper divisors (134317226).

268493074 is a wasteful number, since it uses less digits than its factorization.

268493074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23564.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 268493074 is about 16385.7582674712. The cubic root of 268493074 is about 645.1257283499.

The spelling of 268493074 in words is "two hundred sixty-eight million, four hundred ninety-three thousand, seventy-four".

Divisors: 1 2 9649 13913 19298 27826 134246537 268493074