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940120012 = 221331643907
BaseRepresentation
bin111000000010010…
…001011111001100
32102112000001012201
4320002101133030
53411132320022
6233142011244
732203613446
oct7002213714
92375001181
10940120012
11442745097
12222a16b24
1311ca02a40
148cc01496
1557804127
hex380917cc

940120012 has 48 divisors (see below), whose sum is σ = 1833782272. Its totient is φ = 418789440.

The previous prime is 940120007. The next prime is 940120031. The reversal of 940120012 is 210021049.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1036063 + ... + 1036969.

Almost surely, 2940120012 is an apocalyptic number.

It is an amenable number.

940120012 is a deficient number, since it is larger than the sum of its proper divisors (893662260).

940120012 is a wasteful number, since it uses less digits than its factorization.

940120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598 (or 1596 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 940120012 is about 30661.3765509639. The cubic root of 940120012 is about 979.6277956252.

The spelling of 940120012 in words is "nine hundred forty million, one hundred twenty thousand, twelve".

Divisors: 1 2 4 13 26 31 52 62 124 403 643 806 907 1286 1612 1814 2572 3628 8359 11791 16718 19933 23582 28117 33436 39866 47164 56234 79732 112468 259129 365521 518258 583201 731042 1036516 1166402 1462084 2332804 7581613 15163226 18079231 30326452 36158462 72316924 235030003 470060006 940120012