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2043130972 = 223770919471
BaseRepresentation
bin111100111000111…
…1011010001011100
312021101111210210111
41321301323101130
513141020142342
6534423215404
7101426220031
oct17161732134
95241453714
102043130972
119593265a3
124902a7564
1326739904c
141554c5388
15be582217
hex79c7b45c

2043130972 has 24 divisors (see below), whose sum is σ = 3677481920. Its totient is φ = 992502720.

The previous prime is 2043130967. The next prime is 2043131029. The reversal of 2043130972 is 2790313402.

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, 95197 + ... + 114667.

Almost surely, 22043130972 is an apocalyptic number.

It is an amenable number.

2043130972 is a deficient number, since it is larger than the sum of its proper divisors (1634350948).

2043130972 is a wasteful number, since it uses less digits than its factorization.

2043130972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20221 (or 20219 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 2043130972 is about 45201.0063162315. The cubic root of 2043130972 is about 1268.9136497167.

The spelling of 2043130972 in words is "two billion, forty-three million, one hundred thirty thousand, nine hundred seventy-two".

Divisors: 1 2 4 37 74 148 709 1418 2836 19471 26233 38942 52466 77884 104932 720427 1440854 2881708 13804939 27609878 55219756 510782743 1021565486 2043130972