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12830370770 = 257183291011
BaseRepresentation
bin10111111001011111…
…11110101111010010
31020010011121100220102
423330233332233102
5202234033331040
65521051212402
7632643231530
oct137457765722
936104540812
1012830370770
115494456508
1225a0a47102
1312961bc389
1489a011150
155015e6515
hex2fcbfebd2

12830370770 has 16 divisors (see below), whose sum is σ = 26393905728. Its totient is φ = 4398984240.

The previous prime is 12830370743. The next prime is 12830370797. The reversal of 12830370770 is 7707303821.

It is an interprime number because it is at equal distance from previous prime (12830370743) and next prime (12830370797).

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, 91645436 + ... + 91645575.

It is an arithmetic number, because the mean of its divisors is an integer number (1649619108).

Almost surely, 212830370770 is an apocalyptic number.

12830370770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12830370770 is an abundant number, since it is smaller than the sum of its proper divisors (13563534958).

12830370770 is a wasteful number, since it uses less digits than its factorization.

12830370770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183291025.

The product of its (nonzero) digits is 49392, while the sum is 38.

The spelling of 12830370770 in words is "twelve billion, eight hundred thirty million, three hundred seventy thousand, seven hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 183291011 366582022 916455055 1283037077 1832910110 2566074154 6415185385 12830370770