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1052043125 = 547317757
BaseRepresentation
bin111110101101001…
…110011101110101
32201022121022212012
4332231032131311
54123310340000
6252220534005
735033135060
oct7655163565
92638538765
101052043125
1149a93a631
122543b1305
13139c5c533
149da178d7
1562561735
hex3eb4e775

1052043125 has 40 divisors (see below), whose sum is σ = 1551103488. Its totient is φ = 698040000.

The previous prime is 1052043107. The next prime is 1052043131. The reversal of 1052043125 is 5213402501.

It is not a de Polignac number, because 1052043125 - 214 = 1052026741 is a prime.

It is a super-2 number, since 2×10520431252 = 2213589473719531250, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1052043125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 131747 + ... + 139503.

Almost surely, 21052043125 is an apocalyptic number.

It is an amenable number.

1052043125 is a deficient number, since it is larger than the sum of its proper divisors (499060363).

1052043125 is an frugal number, since it uses more digits than its factorization.

1052043125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7815 (or 7800 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1052043125 is about 32435.2142739955. The cubic root of 1052043125 is about 1017.0551756526.

Adding to 1052043125 its reverse (5213402501), we get a palindrome (6265445626).

The spelling of 1052043125 in words is "one billion, fifty-two million, forty-three thousand, one hundred twenty-five".

Divisors: 1 5 7 25 31 35 125 155 175 217 625 775 875 1085 3875 4375 5425 7757 19375 27125 38785 54299 135625 193925 240467 271495 969625 1202335 1357475 1683269 4848125 6011675 6787375 8416345 30058375 33936875 42081725 150291875 210408625 1052043125