Base | Representation |
---|---|
bin | 1011101011011001010… |
… | …10101000000111101111 |
3 | 1102100201011012122102211 |
4 | 11311230222220013233 |
5 | 23033232244302424 |
6 | 504200052431251 |
7 | 40663321560520 |
oct | 5655452500757 |
9 | 1370634178384 |
10 | 401255072239 |
11 | 14519803378a |
12 | 65923618527 |
13 | 2bab8675838 |
14 | 155c6b4a847 |
15 | a686bb1b94 |
hex | 5d6caa81ef |
401255072239 has 32 divisors (see below), whose sum is σ = 474583689216. Its totient is φ = 332103905280.
The previous prime is 401255072237. The next prime is 401255072243. The reversal of 401255072239 is 932270552104.
It is not a de Polignac number, because 401255072239 - 21 = 401255072237 is a prime.
It is a super-2 number, since 2×4012550722392 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (401255072237) 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, 92730694 + ... + 92735020.
It is an arithmetic number, because the mean of its divisors is an integer number (14830740288).
Almost surely, 2401255072239 is an apocalyptic number.
401255072239 is a deficient number, since it is larger than the sum of its proper divisors (73328616977).
401255072239 is a wasteful number, since it uses less digits than its factorization.
401255072239 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7615.
The product of its (nonzero) digits is 151200, while the sum is 40.
The spelling of 401255072239 in words is "four hundred one billion, two hundred fifty-five million, seventy-two thousand, two hundred thirty-nine".
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