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12010230992 = 241754798059
BaseRepresentation
bin10110010111101110…
…11001010011010000
31011000000100221122002
423023313121103100
5144044104342432
65303432533132
7603424164464
oct131367312320
934000327562
1012010230992
11510350a341
1223b22511a8
131195307576
1481d1224a4
154a45e1e62
hex2cbdd94d0

12010230992 has 40 divisors (see below), whose sum is σ = 24646190400. Its totient is φ = 5650140672.

The previous prime is 12010230989. The next prime is 12010231007. The reversal of 12010230992 is 29903201021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1486259 + ... + 1494317.

It is an arithmetic number, because the mean of its divisors is an integer number (616154760).

Almost surely, 212010230992 is an apocalyptic number.

It is an amenable number.

12010230992 is an abundant number, since it is smaller than the sum of its proper divisors (12635959408).

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

12010230992 is a wasteful number, since it uses less digits than its factorization.

12010230992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13563 (or 13557 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 12010230992 in words is "twelve billion, ten million, two hundred thirty thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 16 17 34 68 136 272 5479 8059 10958 16118 21916 32236 43832 64472 87664 93143 128944 137003 186286 274006 372572 548012 745144 1096024 1490288 2192048 44155261 88310522 176621044 353242088 706484176 750639437 1501278874 3002557748 6005115496 12010230992