Base | Representation |
---|---|
bin | 101011100010010001… |
… | …1011101000010110101 |
3 | 22221022121120201102010 |
4 | 1113010203131002311 |
5 | 3012432414112212 |
6 | 110541040434433 |
7 | 6516550251120 |
oct | 1270443350265 |
9 | 287277521363 |
10 | 93491941557 |
11 | 36716844503 |
12 | 16152318a19 |
13 | 8a7c3c99a1 |
14 | 474c99d3b7 |
15 | 2672be603c |
hex | 15c48dd0b5 |
93491941557 has 32 divisors (see below), whose sum is σ = 153449528320. Its totient is φ = 49435142400.
The previous prime is 93491941549. The next prime is 93491941589. The reversal of 93491941557 is 75514919439.
It is not a de Polignac number, because 93491941557 - 23 = 93491941549 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 93491941497 and 93491941506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (93491941357) 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, 2707444 + ... + 2741757.
It is an arithmetic number, because the mean of its divisors is an integer number (4795297760).
Almost surely, 293491941557 is an apocalyptic number.
It is an amenable number.
93491941557 is a deficient number, since it is larger than the sum of its proper divisors (59957586763).
93491941557 is a wasteful number, since it uses less digits than its factorization.
93491941557 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5449273.
The product of its digits is 6123600, while the sum is 57.
The spelling of 93491941557 in words is "ninety-three billion, four hundred ninety-one million, nine hundred forty-one thousand, five hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •