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27752780000253 = 3711120141904763
BaseRepresentation
bin1100100111101101100101…
…00101111110101111111101
310122021010202221210200211010
412103312302211332233331
512114200143140002003
6135005241235345433
75563033521511320
oct623666245765775
9118233687720733
1027752780000253
11892a9848843a0
123142811a52279
1312640caa62c79
146bd3553c47b7
15331da80bb003
hex193db297ebfd

27752780000253 has 16 divisors (see below), whose sum is σ = 46134491429376. Its totient is φ = 14417028571440.

The previous prime is 27752780000237. The next prime is 27752780000317. The reversal of 27752780000253 is 35200008725772.

It is not a de Polignac number, because 27752780000253 - 24 = 27752780000237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27752780000213) 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, 60070952151 + ... + 60070952612.

It is an arithmetic number, because the mean of its divisors is an integer number (2883405714336).

Almost surely, 227752780000253 is an apocalyptic number.

It is an amenable number.

27752780000253 is a deficient number, since it is larger than the sum of its proper divisors (18381711429123).

27752780000253 is a wasteful number, since it uses less digits than its factorization.

27752780000253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120141904784.

The product of its (nonzero) digits is 1646400, while the sum is 48.

The spelling of 27752780000253 in words is "twenty-seven trillion, seven hundred fifty-two billion, seven hundred eighty million, two hundred fifty-three", and thus it is an aban number.

Divisors: 1 3 7 11 21 33 77 231 120141904763 360425714289 840993333341 1321560952393 2522980000023 3964682857179 9250926666751 27752780000253