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52025105045 = 5311073136877
BaseRepresentation
bin110000011100111100…
…000001101010010101
311222021201102011111102
4300130330001222111
51323021411330140
635522222315445
73521142045044
oct603474015225
9158251364442
1052025105045
11200778a7491
12a0bb128b85
134ba1497034
14273768255b
151547565e15
hexc1cf01a95

52025105045 has 16 divisors (see below), whose sum is σ = 65046302208. Its totient is φ = 39901062720.

The previous prime is 52025105017. The next prime is 52025105087. The reversal of 52025105045 is 54050152025.

It is not a de Polignac number, because 52025105045 - 212 = 52025100949 is a prime.

It is a super-2 number, since 2×520251050452 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52025104999 and 52025105017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1551854 + ... + 1585023.

It is an arithmetic number, because the mean of its divisors is an integer number (4065393888).

Almost surely, 252025105045 is an apocalyptic number.

It is an amenable number.

52025105045 is a deficient number, since it is larger than the sum of its proper divisors (13021197163).

52025105045 is a wasteful number, since it uses less digits than its factorization.

52025105045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3137020.

The product of its (nonzero) digits is 10000, while the sum is 29.

The spelling of 52025105045 in words is "fifty-two billion, twenty-five million, one hundred five thousand, forty-five".

Divisors: 1 5 31 107 155 535 3317 16585 3136877 15684385 97243187 335645839 486215935 1678229195 10405021009 52025105045