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20120301310 = 258639672411
BaseRepresentation
bin10010101111010000…
…110110111011111110
31220221012220012121211
4102233100312323332
5312201244120220
613124303515034
71311412511404
oct225720667376
956835805554
1020120301310
11859542719a
123a962b8a7a
131b885a8a45
14d8c27d474
157cb5d0b5a
hex4af436efe

20120301310 has 32 divisors (see below), whose sum is σ = 36311058432. Its totient is φ = 8027150880.

The previous prime is 20120301283. The next prime is 20120301317. The reversal of 20120301310 is 1310302102.

It is a super-2 number, since 2×201203013102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20120301317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8344005 + ... + 8346415.

It is an arithmetic number, because the mean of its divisors is an integer number (1134720576).

Almost surely, 220120301310 is an apocalyptic number.

20120301310 is a deficient number, since it is larger than the sum of its proper divisors (16190757122).

20120301310 is a wasteful number, since it uses less digits than its factorization.

20120301310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4248.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20120301310 its reverse (1310302102), we get a palindrome (21430603412).

The spelling of 20120301310 in words is "twenty billion, one hundred twenty million, three hundred one thousand, three hundred ten".

Divisors: 1 2 5 10 863 967 1726 1934 2411 4315 4822 4835 8630 9670 12055 24110 834521 1669042 2080693 2331437 4161386 4172605 4662874 8345210 10403465 11657185 20806930 23314370 2012030131 4024060262 10060150655 20120301310