Base | Representation |
---|---|
bin | 101101000111101… |
… | …0110010011010110 |
3 | 10220111210210110020 |
4 | 1122033112103112 |
5 | 11100034113300 |
6 | 410121410010 |
7 | 52342362210 |
oct | 13217262326 |
9 | 3814723406 |
10 | 1513972950 |
11 | 707664316 |
12 | 363039906 |
13 | 1b18752a9 |
14 | 1050dd5b0 |
15 | 8cda98a0 |
hex | 5a3d64d6 |
1513972950 has 48 divisors (see below), whose sum is σ = 4291034880. Its totient is φ = 346050720.
The previous prime is 1513972949. The next prime is 1513972963. The reversal of 1513972950 is 592793151.
It is a super-2 number, since 2×15139729502 = 4584228186663405000, which 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 an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 719890 + ... + 721989.
It is an arithmetic number, because the mean of its divisors is an integer number (89396560).
Almost surely, 21513972950 is an apocalyptic number.
1513972950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1513972950 is an abundant number, since it is smaller than the sum of its proper divisors (2777061930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1513972950 is a wasteful number, since it uses less digits than its factorization.
1513972950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1441901 (or 1441896 counting only the distinct ones).
The product of its (nonzero) digits is 85050, while the sum is 42.
The square root of 1513972950 is about 38909.8053194821. The cubic root of 1513972950 is about 1148.2577145840.
The spelling of 1513972950 in words is "one billion, five hundred thirteen million, nine hundred seventy-two thousand, nine hundred fifty".
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