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769663468 = 22727487981
BaseRepresentation
bin101101111000000…
…010000111101100
31222122020221210101
4231320002013230
53034013212333
6204212320444
725034013550
oct5570020754
91878227711
10769663468
11365500612
12195913124
13c35c0992
147430d860
154788367d
hex2de021ec

769663468 has 12 divisors (see below), whose sum is σ = 1539326992. Its totient is φ = 329855760.

The previous prime is 769663463. The next prime is 769663471. The reversal of 769663468 is 864366967.

769663468 is an admirable number.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (769663463) 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, 13743963 + ... + 13744018.

Almost surely, 2769663468 is an apocalyptic number.

It is an amenable number.

769663468 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

769663468 is a wasteful number, since it uses less digits than its factorization.

769663468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27487992 (or 27487990 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 55.

The square root of 769663468 is about 27742.8093025923. The cubic root of 769663468 is about 916.4320962479.

The spelling of 769663468 in words is "seven hundred sixty-nine million, six hundred sixty-three thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 28 27487981 54975962 109951924 192415867 384831734 769663468