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10369618428 = 2231366471913
BaseRepresentation
bin10011010100001001…
…11101000111111100
3222202200021012021210
421222010331013330
5132214110242203
64432544524420
7514653205461
oct115204750774
928680235253
1010369618428
114441419894
122014920710
13c934521c0
14705299668
1540a56e803
hex26a13d1fc

10369618428 has 24 divisors (see below), whose sum is σ = 26056990288. Its totient is φ = 3190651776.

The previous prime is 10369618423. The next prime is 10369618459. The reversal of 10369618428 is 82481696301.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10369618423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33235801 + ... + 33236112.

Almost surely, 210369618428 is an apocalyptic number.

It is an amenable number.

10369618428 is an abundant number, since it is smaller than the sum of its proper divisors (15687371860).

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

10369618428 is a wasteful number, since it uses less digits than its factorization.

10369618428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66471933 (or 66471931 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 48.

The spelling of 10369618428 in words is "ten billion, three hundred sixty-nine million, six hundred eighteen thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 66471913 132943826 199415739 265887652 398831478 797662956 864134869 1728269738 2592404607 3456539476 5184809214 10369618428