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141244020 = 22335261563
BaseRepresentation
bin10000110101100…
…11011001110100
3100211202221101000
420122303121310
5242124302040
622003203300
73333361101
oct1032633164
9324687330
10141244020
11728017a5
123b376530
1323354658
1414a89aa8
15c600130
hex86b3674

141244020 has 48 divisors (see below), whose sum is σ = 439427520. Its totient is φ = 37664928.

The previous prime is 141244013. The next prime is 141244027. The reversal of 141244020 is 20442141.

141244020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (141244013) and next prime (141244027).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 141243984 and 141244002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141244027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130242 + ... + 131321.

It is an arithmetic number, because the mean of its divisors is an integer number (9154740).

Almost surely, 2141244020 is an apocalyptic number.

141244020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141244020 is an abundant number, since it is smaller than the sum of its proper divisors (298183500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141244020 is a wasteful number, since it uses less digits than its factorization.

141244020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261581 (or 261573 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 141244020 is about 11884.6127408511. The cubic root of 141244020 is about 520.7828691088.

Adding to 141244020 its reverse (20442141), we get a palindrome (161686161).

The spelling of 141244020 in words is "one hundred forty-one million, two hundred forty-four thousand, twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 261563 523126 784689 1046252 1307815 1569378 2354067 2615630 3138756 3923445 4708134 5231260 7062201 7846890 9416268 11770335 14124402 15693780 23540670 28248804 35311005 47081340 70622010 141244020