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61201874 = 231987127
BaseRepresentation
bin1110100101110…
…1110111010010
311021011101012002
43221131313102
5111131424444
610023434002
71342131056
oct351356722
9137141162
1061201874
1131601968
12185b5902
13c8ab036
1481b1c66
15558dd4e
hex3a5ddd2

61201874 has 8 divisors (see below), whose sum is σ = 94764288. Its totient is φ = 29613780.

The previous prime is 61201841. The next prime is 61201901. The reversal of 61201874 is 47810216.

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

It is a super-2 number, since 2×612018742 = 7491338762223752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493502 + ... + 493625.

It is an arithmetic number, because the mean of its divisors is an integer number (11845536).

Almost surely, 261201874 is an apocalyptic number.

61201874 is a deficient number, since it is larger than the sum of its proper divisors (33562414).

61201874 is a wasteful number, since it uses less digits than its factorization.

61201874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987160.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 61201874 is about 7823.1626596921. The cubic root of 61201874 is about 394.0834895692.

The spelling of 61201874 in words is "sixty-one million, two hundred one thousand, eight hundred seventy-four".

Divisors: 1 2 31 62 987127 1974254 30600937 61201874