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869427496 = 23715525491
BaseRepresentation
bin110011110100100…
…110100100101000
32020120222111022101
4303310212210220
53240033134441
6222134503144
730355004020
oct6364464450
92216874271
10869427496
11406850823
12203204ab4
1310b180c52
148367ca80
15514dd231
hex33d26928

869427496 has 16 divisors (see below), whose sum is σ = 1863059040. Its totient is φ = 372611760.

The previous prime is 869427487. The next prime is 869427497. The reversal of 869427496 is 694724968.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (869427497) 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, 7762690 + ... + 7762801.

It is an arithmetic number, because the mean of its divisors is an integer number (116441190).

Almost surely, 2869427496 is an apocalyptic number.

It is an amenable number.

869427496 is an abundant number, since it is smaller than the sum of its proper divisors (993631544).

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

869427496 is a wasteful number, since it uses less digits than its factorization.

869427496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15525504 (or 15525500 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 55.

The square root of 869427496 is about 29486.0559587070. The cubic root of 869427496 is about 954.4308244608.

The spelling of 869427496 in words is "eight hundred sixty-nine million, four hundred twenty-seven thousand, four hundred ninety-six".

Divisors: 1 2 4 7 8 14 28 56 15525491 31050982 62101964 108678437 124203928 217356874 434713748 869427496