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BaseRepresentation
bin1101001001111001011…
…0011110000000100011
3210121022222102222110010
43102132112132000203
512200314204131403
6251453132540003
722220236500465
oct3223626360043
9717288388403
10225994989603
1187931309689
1237971321603
1318407a2a126
155d2a688603
hex349e59e023

225994989603 has 16 divisors (see below), whose sum is σ = 317289614720. Its totient is φ = 142687028736.

The previous prime is 225994989587. The next prime is 225994989707. The reversal of 225994989603 is 306989499522.

It is not a de Polignac number, because 225994989603 - 24 = 225994989587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225994989203) 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, 471550 + ... + 821187.

It is an arithmetic number, because the mean of its divisors is an integer number (19830600920).

Almost surely, 2225994989603 is an apocalyptic number.

225994989603 is a deficient number, since it is larger than the sum of its proper divisors (91294625117).

225994989603 is a wasteful number, since it uses less digits than its factorization.

225994989603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295826.

The product of its (nonzero) digits is 75582720, while the sum is 66.

The spelling of 225994989603 in words is "two hundred twenty-five billion, nine hundred ninety-four million, nine hundred eighty-nine thousand, six hundred three".