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130122210 = 2356916277
BaseRepresentation
bin1111100000110…
…00000111100010
3100001211220010010
413300120013202
5231302402320
620524545350
73140010021
oct760300742
9301756103
10130122210
11674a5819
12376b2256
1320c5c2ba
14133d28b8
15b654ae0
hex7c181e2

130122210 has 32 divisors (see below), whose sum is σ = 312795072. Its totient is φ = 34643520.

The previous prime is 130122193. The next prime is 130122227. The reversal of 130122210 is 12221031.

It is an interprime number because it is at equal distance from previous prime (130122193) and next prime (130122227).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17592 + ... + 23868.

It is an arithmetic number, because the mean of its divisors is an integer number (9774846).

Almost surely, 2130122210 is an apocalyptic number.

130122210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130122210 is an abundant number, since it is smaller than the sum of its proper divisors (182672862).

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

130122210 is a wasteful number, since it uses less digits than its factorization.

130122210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6978.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 130122210 is about 11407.1122550802. The cubic root of 130122210 is about 506.7383934889.

Adding to 130122210 its reverse (12221031), we get a palindrome (142343241).

The spelling of 130122210 in words is "one hundred thirty million, one hundred twenty-two thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 691 1382 2073 3455 4146 6277 6910 10365 12554 18831 20730 31385 37662 62770 94155 188310 4337407 8674814 13012221 21687035 26024442 43374070 65061105 130122210