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1912000041 = 32726316871
BaseRepresentation
bin111000111110110…
…1100111000101001
311221020202122222100
41301331230320221
512403433000131
6513420444013
765244506100
oct16175547051
94836678870
101912000041
118a1301a26
124543a9609
13246175893
14141d0d037
15b2ccd7e6
hex71f6ce29

1912000041 has 36 divisors (see below), whose sum is σ = 3218240064. Its totient is φ = 1090681200.

The previous prime is 1912000003. The next prime is 1912000063. The reversal of 1912000041 is 1400002191.

1912000041 is a nontrivial binomial coefficient, being equal to C(61839, 2).

It is not a de Polignac number, because 1912000041 - 215 = 1911967273 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1911999978 and 1912000023.

It is not an unprimeable number, because it can be changed into a prime (1912000141) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 274836 + ... + 281706.

Almost surely, 21912000041 is an apocalyptic number.

1912000041 is the 61838-th triangular number.

It is an amenable number.

1912000041 is a deficient number, since it is larger than the sum of its proper divisors (1306240023).

1912000041 is a wasteful number, since it uses less digits than its factorization.

1912000041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7522 (or 7512 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1912000041 is about 43726.4226869750. The cubic root of 1912000041 is about 1241.1643678508.

The spelling of 1912000041 in words is "one billion, nine hundred twelve million, forty-one", and thus it is an aban number.

Divisors: 1 3 7 9 21 49 63 147 441 631 1893 4417 5679 6871 13251 20613 30919 39753 48097 61839 92757 144291 278271 336679 432873 1010037 3030111 4335601 13006803 30349207 39020409 91047621 212444449 273142863 637333347 1912000041