Base | Representation |
---|---|
bin | 111001000011110110… |
… | …101011101000110111 |
3 | 12212010212110100100100 |
4 | 321003312223220313 |
5 | 2000434043401020 |
6 | 44051320445143 |
7 | 4266163661220 |
oct | 710366535067 |
9 | 185125410310 |
10 | 61267950135 |
11 | 23a90184837 |
12 | ba5a6197b3 |
13 | 5a15353142 |
14 | 2d73030247 |
15 | 18d8c11a90 |
hex | e43daba37 |
61267950135 has 24 divisors (see below), whose sum is σ = 121368892320. Its totient is φ = 28008205632.
The previous prime is 61267950103. The next prime is 61267950157. The reversal of 61267950135 is 53105976216.
It is not a de Polignac number, because 61267950135 - 25 = 61267950103 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97250400 + ... + 97251029.
It is an arithmetic number, because the mean of its divisors is an integer number (5057037180).
Almost surely, 261267950135 is an apocalyptic number.
61267950135 is a deficient number, since it is larger than the sum of its proper divisors (60100942185).
61267950135 is a wasteful number, since it uses less digits than its factorization.
61267950135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194501447 (or 194501444 counting only the distinct ones).
The product of its (nonzero) digits is 340200, while the sum is 45.
The spelling of 61267950135 in words is "sixty-one billion, two hundred sixty-seven million, nine hundred fifty thousand, one hundred thirty-five".
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