Base | Representation |
---|---|
bin | 10000110101110001110… |
… | …110001000010110010100 |
3 | 11002122002011202000011120 |
4 | 100311301312020112110 |
5 | 122430030042434004 |
6 | 2243345225003540 |
7 | 146415613356555 |
oct | 20656166102624 |
9 | 4078064660146 |
10 | 1157256218004 |
11 | 406875a69027 |
12 | 16834a9235b0 |
13 | 85189c5c903 |
14 | 400237ac32c |
15 | 201823c13d9 |
hex | 10d71d88594 |
1157256218004 has 24 divisors (see below), whose sum is σ = 2700298063680. Its totient is φ = 385747279104.
The previous prime is 1157256218003. The next prime is 1157256218017. The reversal of 1157256218004 is 4008126527511.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1157256218003) 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, 485217 + ... + 1596855.
It is an arithmetic number, because the mean of its divisors is an integer number (112512419320).
Almost surely, 21157256218004 is an apocalyptic number.
It is an amenable number.
1157256218004 is an abundant number, since it is smaller than the sum of its proper divisors (1543041845676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1157256218004 is a wasteful number, since it uses less digits than its factorization.
1157256218004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1198399 (or 1198397 counting only the distinct ones).
The product of its (nonzero) digits is 134400, while the sum is 42.
The spelling of 1157256218004 in words is "one trillion, one hundred fifty-seven billion, two hundred fifty-six million, two hundred eighteen thousand, four".
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