Base | Representation |
---|---|
bin | 10010100001101… |
… | …10110010010010 |
3 | 101211102211110010 |
4 | 21100312302102 |
5 | 304241214100 |
6 | 23231015350 |
7 | 3564665010 |
oct | 1120666222 |
9 | 354384403 |
10 | 155413650 |
11 | 7a7aa637 |
12 | 4406a556 |
13 | 26276052 |
14 | 168d78b0 |
15 | d99d750 |
hex | 9436c92 |
155413650 has 48 divisors (see below), whose sum is σ = 440489664. Its totient is φ = 35522880.
The previous prime is 155413637. The next prime is 155413663. The reversal of 155413650 is 56314551.
It is an interprime number because it is at equal distance from previous prime (155413637) and next prime (155413663).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72957 + ... + 75056.
It is an arithmetic number, because the mean of its divisors is an integer number (9176868).
Almost surely, 2155413650 is an apocalyptic number.
155413650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
155413650 is an abundant number, since it is smaller than the sum of its proper divisors (285076014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155413650 is a wasteful number, since it uses less digits than its factorization.
155413650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148035 (or 148030 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 30.
The square root of 155413650 is about 12466.5011129827. The cubic root of 155413650 is about 537.6459599999.
Subtracting from 155413650 its reverse (56314551), we obtain a palindrome (99099099).
It can be divided in two parts, 15541 and 3650, that added together give a palindrome (19191).
The spelling of 155413650 in words is "one hundred fifty-five million, four hundred thirteen thousand, six hundred fifty".
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