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61419932 = 22721916493
BaseRepresentation
bin1110101001001…
…1000110011100
311021120110022022
43222103012130
5111210414212
610032235312
71344026600
oct352230634
9137513268
1061419932
1131740782
121869bb38
13c956372
14822b500
1555d3772
hex3a9319c

61419932 has 36 divisors (see below), whose sum is σ = 131622120. Its totient is φ = 24935904.

The previous prime is 61419931. The next prime is 61419947. The reversal of 61419932 is 23991416.

61419932 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 61419892 and 61419901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61419931) 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 11 ways as a sum of consecutive naturals, for example, 4523 + ... + 11970.

It is an arithmetic number, because the mean of its divisors is an integer number (3656170).

Almost surely, 261419932 is an apocalyptic number.

It is an amenable number.

61419932 is an abundant number, since it is smaller than the sum of its proper divisors (70202188).

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

61419932 is a wasteful number, since it uses less digits than its factorization.

61419932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16530 (or 16521 counting only the distinct ones).

The product of its digits is 11664, while the sum is 35.

The square root of 61419932 is about 7837.0869588132. The cubic root of 61419932 is about 394.5509654577.

The spelling of 61419932 in words is "sixty-one million, four hundred nineteen thousand, nine hundred thirty-two".

Divisors: 1 2 4 7 14 19 28 38 49 76 98 133 196 266 532 931 1862 3724 16493 32986 65972 115451 230902 313367 461804 626734 808157 1253468 1616314 2193569 3232628 4387138 8774276 15354983 30709966 61419932