Base | Representation |
---|---|
bin | 111000010011011111… |
… | …1011001111000000000 |
3 | 102120002122120222122120 |
4 | 1300212333121320000 |
5 | 3440112242131202 |
6 | 131314034204240 |
7 | 11510225402250 |
oct | 1604677317000 |
9 | 376078528576 |
10 | 120913239552 |
11 | 4730840a556 |
12 | 1b525723680 |
13 | b52c467cc1 |
14 | 5bd074b960 |
15 | 322a24a0bc |
hex | 1c26fd9e00 |
120913239552 has 80 divisors (see below), whose sum is σ = 368137663872. Its totient is φ = 34546636800.
The previous prime is 120913239463. The next prime is 120913239553. The reversal of 120913239552 is 255932319021.
It is a super-2 number, since 2×1209132395522 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120913239553) 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, 5612074 + ... + 5633577.
Almost surely, 2120913239552 is an apocalyptic number.
120913239552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120913239552 is an abundant number, since it is smaller than the sum of its proper divisors (247224424320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120913239552 is an equidigital number, since it uses as much as digits as its factorization.
120913239552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11245679 (or 11245663 counting only the distinct ones).
The product of its (nonzero) digits is 145800, while the sum is 42.
The spelling of 120913239552 in words is "one hundred twenty billion, nine hundred thirteen million, two hundred thirty-nine thousand, five hundred fifty-two".
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