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3145541430 = 235673155797
BaseRepresentation
bin1011101101111101…
…0010011100110110
322010012220001122110
42323133102130312
522420224311210
61240043511450
7140643442503
oct27337223466
98105801573
103145541430
111374637919
12739528586
133b18b1c25
1421ba904aa
15136242420
hexbb7d2736

3145541430 has 32 divisors (see below), whose sum is σ = 7560565344. Its totient is φ = 837559296.

The previous prime is 3145541429. The next prime is 3145541431. The reversal of 3145541430 is 341455413.

It is an interprime number because it is at equal distance from previous prime (3145541429) and next prime (3145541431).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3145541431) 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, 57709 + ... + 98088.

It is an arithmetic number, because the mean of its divisors is an integer number (236267667).

Almost surely, 23145541430 is an apocalyptic number.

3145541430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3145541430 is an abundant number, since it is smaller than the sum of its proper divisors (4415023914).

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

3145541430 is a wasteful number, since it uses less digits than its factorization.

3145541430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156480.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 3145541430 is about 56085.1266379956. The cubic root of 3145541430 is about 1465.2052627004.

Adding to 3145541430 its reverse (341455413), we get a palindrome (3486996843).

The spelling of 3145541430 in words is "three billion, one hundred forty-five million, five hundred forty-one thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 673 1346 2019 3365 4038 6730 10095 20190 155797 311594 467391 778985 934782 1557970 2336955 4673910 104851381 209702762 314554143 524256905 629108286 1048513810 1572770715 3145541430