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3120002130 = 235731479263
BaseRepresentation
bin1011100111110111…
…0111010001010010
322001102211112022110
42321331313101102
522342210032010
61233332250150
7140213403060
oct27175672122
98042745273
103120002130
111361183863
12730a70956
133a950c40b
14218523030
15133d9a120
hexb9f77452

3120002130 has 64 divisors (see below), whose sum is σ = 8833794048. Its totient is φ = 690137280.

The previous prime is 3120002117. The next prime is 3120002167. The reversal of 3120002130 is 312000213.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 233122 + ... + 246141.

It is an arithmetic number, because the mean of its divisors is an integer number (138028032).

Almost surely, 23120002130 is an apocalyptic number.

3120002130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3120002130 is an abundant number, since it is smaller than the sum of its proper divisors (5713791918).

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

3120002130 is a wasteful number, since it uses less digits than its factorization.

3120002130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479311.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 3120002130 is about 55856.9792416310. The cubic root of 3120002130 is about 1461.2290473357.

Adding to 3120002130 its reverse (312000213), we get a palindrome (3432002343).

The spelling of 3120002130 in words is "three billion, one hundred twenty million, two thousand, one hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 93 105 155 186 210 217 310 434 465 651 930 1085 1302 2170 3255 6510 479263 958526 1437789 2396315 2875578 3354841 4792630 6709682 7188945 10064523 14377890 14857153 16774205 20129046 29714306 33548410 44571459 50322615 74285765 89142918 100645230 104000071 148571530 208000142 222857295 312000213 445714590 520000355 624000426 1040000710 1560001065 3120002130