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61300430 = 256130043
BaseRepresentation
bin1110100111010…
…1111011001110
311021100101101022
43221311323032
5111143103210
610025514142
71343021312
oct351657316
9137311338
1061300430
1131669a14
1218642952
13c913b59
1481d9b42
1555ad155
hex3a75ece

61300430 has 8 divisors (see below), whose sum is σ = 110340792. Its totient is φ = 24520168.

The previous prime is 61300427. The next prime is 61300433. The reversal of 61300430 is 3400316.

It is an interprime number because it is at equal distance from previous prime (61300427) and next prime (61300433).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×613004303 (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61300399 and 61300408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61300433) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3065012 + ... + 3065031.

It is an arithmetic number, because the mean of its divisors is an integer number (13792599).

Almost surely, 261300430 is an apocalyptic number.

61300430 is a deficient number, since it is larger than the sum of its proper divisors (49040362).

61300430 is a wasteful number, since it uses less digits than its factorization.

61300430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6130050.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 61300430 is about 7829.4591128634. The cubic root of 61300430 is about 394.2949126313.

Adding to 61300430 its reverse (3400316), we get a palindrome (64700746).

The spelling of 61300430 in words is "sixty-one million, three hundred thousand, four hundred thirty".

Divisors: 1 2 5 10 6130043 12260086 30650215 61300430