Base | Representation |
---|---|
bin | 1000010001111100101… |
… | …0000110011111000000 |
3 | 111121012010000012200110 |
4 | 2010133022012133000 |
5 | 4312320201144324 |
6 | 145203553551320 |
7 | 13164152452110 |
oct | 2043712063700 |
9 | 447163005613 |
10 | 142256662464 |
11 | 553701a5044 |
12 | 236a1575540 |
13 | 10551272427 |
14 | 6c57219040 |
15 | 3a78dd2329 |
hex | 211f2867c0 |
142256662464 has 56 divisors (see below), whose sum is σ = 430157054848. Its totient is φ = 40644760320.
The previous prime is 142256662409. The next prime is 142256662469. The reversal of 142256662464 is 464266652241.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (56).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142256662469) 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, 52921522 + ... + 52924209.
Almost surely, 2142256662464 is an apocalyptic number.
142256662464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
142256662464 is an abundant number, since it is smaller than the sum of its proper divisors (287900392384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142256662464 is a wasteful number, since it uses less digits than its factorization.
142256662464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105845753 (or 105845743 counting only the distinct ones).
The product of its digits is 3317760, while the sum is 48.
The spelling of 142256662464 in words is "one hundred forty-two billion, two hundred fifty-six million, six hundred sixty-two thousand, four hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •