Base | Representation |
---|---|
bin | 101111001000010010… |
… | …1111110001111111010 |
3 | 100200020111200212110210 |
4 | 1132100211332033322 |
5 | 3124234242334320 |
6 | 114254552051550 |
7 | 10212036556452 |
oct | 1362045761772 |
9 | 320214625423 |
10 | 101210121210 |
11 | 39a17525080 |
12 | 17747093bb6 |
13 | 970c4389b3 |
14 | 4c81a66d62 |
15 | 29755c40e0 |
hex | 179097e3fa |
101210121210 has 64 divisors (see below), whose sum is σ = 266573389824. Its totient is φ = 24388852800.
The previous prime is 101210121209. The next prime is 101210121211. The reversal of 101210121210 is 12121012101.
101210121210 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is an interprime number because it is at equal distance from previous prime (101210121209) and next prime (101210121211).
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (101210121211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 863146 + ... + 973365.
It is an arithmetic number, because the mean of its divisors is an integer number (4165209216).
Almost surely, 2101210121210 is an apocalyptic number.
101210121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
101210121210 is an abundant number, since it is smaller than the sum of its proper divisors (165363268614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101210121210 is a wasteful number, since it uses less digits than its factorization.
101210121210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1836699.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 101210121210 its reverse (12121012101), we get a palindrome (113331133311).
The spelling of 101210121210 in words is "one hundred one billion, two hundred ten million, one hundred twenty-one thousand, two hundred ten".
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