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994125567 = 31378232939
BaseRepresentation
bin111011010000010…
…010011011111111
32120021121210220110
4323100102123333
54013444004232
6242351321103
733430633161
oct7320223377
92507553813
10994125567
11470181286
12238b20193
1312ac613a6
149605c931
155c420acc
hex3b4126ff

994125567 has 16 divisors (see below), whose sum is σ = 1337253120. Its totient is φ = 656889792.

The previous prime is 994125553. The next prime is 994125569. The reversal of 994125567 is 765521499.

It is not a de Polignac number, because 994125567 - 28 = 994125311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994125569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336784 + ... + 339722.

It is an arithmetic number, because the mean of its divisors is an integer number (83578320).

Almost surely, 2994125567 is an apocalyptic number.

994125567 is a deficient number, since it is larger than the sum of its proper divisors (343127553).

994125567 is a wasteful number, since it uses less digits than its factorization.

994125567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3902.

The product of its digits is 680400, while the sum is 48.

The square root of 994125567 is about 31529.7568496809. The cubic root of 994125567 is about 998.0380087746.

The spelling of 994125567 in words is "nine hundred ninety-four million, one hundred twenty-five thousand, five hundred sixty-seven".

Divisors: 1 3 137 411 823 2469 2939 8817 112751 338253 402643 1207929 2418797 7256391 331375189 994125567