Base | Representation |
---|---|
bin | 1001010111000010011010… |
… | …1111001011000000010110 |
3 | 1100102211212202211021012200 |
4 | 2111300212233023000112 |
5 | 2322103232213310040 |
6 | 33515444445025330 |
7 | 2111346163520430 |
oct | 225604657130026 |
9 | 40384782737180 |
10 | 10291391541270 |
11 | 3308611257914 |
12 | 11a265a255246 |
13 | 598621676268 |
14 | 27816ac5b650 |
15 | 12ca819b7630 |
hex | 95c26bcb016 |
10291391541270 has 96 divisors (see below), whose sum is σ = 30580613406720. Its totient is φ = 2352281256000.
The previous prime is 10291391541229. The next prime is 10291391541337. The reversal of 10291391541270 is 7214519319201.
10291391541270 is a `hidden beast` number, since 1 + 0 + 2 + 9 + 1 + 39 + 1 + 541 + 2 + 70 = 666.
It is a super-2 number, since 2×102913915412702 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79788691 + ... + 79917569.
It is an arithmetic number, because the mean of its divisors is an integer number (318548056320).
Almost surely, 210291391541270 is an apocalyptic number.
10291391541270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10291391541270 is an abundant number, since it is smaller than the sum of its proper divisors (20289221865450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10291391541270 is a wasteful number, since it uses less digits than its factorization.
10291391541270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255650 (or 255647 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 45.
The spelling of 10291391541270 in words is "ten trillion, two hundred ninety-one billion, three hundred ninety-one million, five hundred forty-one thousand, two hundred seventy".
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