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61130353 = 194636949
BaseRepresentation
bin1110100100110…
…0011001110001
311021000202002011
43221030121301
5111122132403
610022122521
71341412414
oct351143161
9137022064
1061130353
1131563159
1218580441
13c88460b
148193b7b
155577a6d
hex3a4c671

61130353 has 8 divisors (see below), whose sum is σ = 64496000. Its totient is φ = 57779568.

The previous prime is 61130341. The next prime is 61130371. The reversal of 61130353 is 35303116.

61130353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-61130353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61130383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5323 + ... + 12271.

It is an arithmetic number, because the mean of its divisors is an integer number (8062000).

Almost surely, 261130353 is an apocalyptic number.

It is an amenable number.

61130353 is a deficient number, since it is larger than the sum of its proper divisors (3365647).

61130353 is a wasteful number, since it uses less digits than its factorization.

61130353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7431.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 61130353 is about 7818.5902181915. The cubic root of 61130353 is about 393.9299200256.

Adding to 61130353 its reverse (35303116), we get a palindrome (96433469).

The spelling of 61130353 in words is "sixty-one million, one hundred thirty thousand, three hundred fifty-three".

Divisors: 1 19 463 6949 8797 132031 3217387 61130353