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2115255032 = 231161394049
BaseRepresentation
bin111111000010100…
…0011101011111000
312110102020002101222
41332011003223320
513313001130112
6545521131212
7103263241202
oct17605035370
95412202358
102115255032
11996008460
124b0489b08
132792cc5c7
14160cdb772
15c5a7c372
hex7e143af8

2115255032 has 32 divisors (see below), whose sum is σ = 4397598000. Its totient is φ = 945715200.

The previous prime is 2115255013. The next prime is 2115255059. The reversal of 2115255032 is 2305525112.

It is a junction number, because it is equal to n+sod(n) for n = 2115254992 and 2115255010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191657 + ... + 202392.

Almost surely, 22115255032 is an apocalyptic number.

2115255032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2115255032 is an abundant number, since it is smaller than the sum of its proper divisors (2282342968).

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

2115255032 is a wasteful number, since it uses less digits than its factorization.

2115255032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394127 (or 394123 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2115255032 is about 45991.9018089054. The cubic root of 2115255032 is about 1283.6725241540.

The spelling of 2115255032 in words is "two billion, one hundred fifteen million, two hundred fifty-five thousand, thirty-two".

Divisors: 1 2 4 8 11 22 44 61 88 122 244 488 671 1342 2684 5368 394049 788098 1576196 3152392 4334539 8669078 17338156 24036989 34676312 48073978 96147956 192295912 264406879 528813758 1057627516 2115255032