Base | Representation |
---|---|
bin | 101111010001011001… |
… | …0111101000011010110 |
3 | 100201000210100102201110 |
4 | 1132202302331003112 |
5 | 3130400432422240 |
6 | 114345141435450 |
7 | 10222435426605 |
oct | 1364262750326 |
9 | 321023312643 |
10 | 101515514070 |
11 | 3a063952273 |
12 | 1781140bb86 |
13 | 975a7a4329 |
14 | 4cb0441a3c |
15 | 29922eac80 |
hex | 17a2cbd0d6 |
101515514070 has 16 divisors (see below), whose sum is σ = 243637233840. Its totient is φ = 27070803744.
The previous prime is 101515514063. The next prime is 101515514071. The reversal of 101515514070 is 70415515101.
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 3383850469 = 101515514070 / (1 + 0 + 1 + 5 + 1 + 5 + 5 + 1 + 4 + 0 + 7 + 0).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101515514071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1691925205 + ... + 1691925264.
It is an arithmetic number, because the mean of its divisors is an integer number (15227327115).
Almost surely, 2101515514070 is an apocalyptic number.
101515514070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
101515514070 is an abundant number, since it is smaller than the sum of its proper divisors (142121719770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101515514070 is a wasteful number, since it uses less digits than its factorization.
101515514070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3383850479.
The product of its (nonzero) digits is 3500, while the sum is 30.
The spelling of 101515514070 in words is "one hundred one billion, five hundred fifteen million, five hundred fourteen thousand, seventy".
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