Base | Representation |
---|---|
bin | 11101010000101011… |
… | …100100100000111010 |
3 | 10000002121012120101021 |
4 | 131100223210200322 |
5 | 1003321100320411 |
6 | 22233340413054 |
7 | 2161401511444 |
oct | 352053444072 |
9 | 100077176337 |
10 | 31418370106 |
11 | 1236293a532 |
12 | 6109b4718a |
13 | 2c691a6156 |
14 | 174097d494 |
15 | c3d3eba71 |
hex | 750ae483a |
31418370106 has 32 divisors (see below), whose sum is σ = 51316292880. Its totient is φ = 14366462976.
The previous prime is 31418370103. The next prime is 31418370119. The reversal of 31418370106 is 60107381413.
It can be written as a sum of positive squares in 8 ways, for example, as 26143979481 + 5274390625 = 161691^2 + 72625^2 .
It is a super-2 number, since 2×314183701062 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is not an unprimeable number, because it can be changed into a prime (31418370101) 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, 956280 + ... + 988588.
Almost surely, 231418370106 is an apocalyptic number.
31418370106 is a deficient number, since it is larger than the sum of its proper divisors (19897922774).
31418370106 is a wasteful number, since it uses less digits than its factorization.
31418370106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33138.
The product of its (nonzero) digits is 12096, while the sum is 34.
The spelling of 31418370106 in words is "thirty-one billion, four hundred eighteen million, three hundred seventy thousand, one hundred six".
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