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1807104112 = 241123538423
BaseRepresentation
bin110101110110110…
…0011100001110000
311122221101101210221
41223231203201300
512200104312422
6455152302424
762532063052
oct15355434160
94587341727
101807104112
11848077080
12425241a14
1322a509798
141320058d2
15a89ad3c7
hex6bb63870

1807104112 has 80 divisors (see below), whose sum is σ = 4061311488. Its totient is φ = 770781440.

The previous prime is 1807104107. The next prime is 1807104113. The reversal of 1807104112 is 2114017081.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1807104113) 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, 210333 + ... + 218755.

Almost surely, 21807104112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1807104112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2030655744).

1807104112 is an abundant number, since it is smaller than the sum of its proper divisors (2254207376).

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

1807104112 is a wasteful number, since it uses less digits than its factorization.

1807104112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8518 (or 8512 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 25.

The square root of 1807104112 is about 42510.0471888705. The cubic root of 1807104112 is about 1218.0386185305.

The spelling of 1807104112 in words is "one billion, eight hundred seven million, one hundred four thousand, one hundred twelve".

Divisors: 1 2 4 8 11 16 22 23 44 46 53 88 92 106 176 184 212 253 368 424 506 583 848 1012 1166 1219 2024 2332 2438 4048 4664 4876 8423 9328 9752 13409 16846 19504 26818 33692 53636 67384 92653 107272 134768 185306 193729 214544 370612 387458 446419 741224 774916 892838 1482448 1549832 1785676 2131019 3099664 3571352 4262038 4910609 7142704 8524076 9821218 10267637 17048152 19642436 20535274 34096304 39284872 41070548 78569744 82141096 112944007 164282192 225888014 451776028 903552056 1807104112