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61292950 = 25229411031
BaseRepresentation
bin1110100111010…
…0000110010110
311021100000010021
43221310012112
5111142333300
610025415354
71342660435
oct351640626
9137300107
1061292950
1131664334
121863a55a
13c910624
1481d711c
1555aad1a
hex3a74196

61292950 has 48 divisors (see below), whose sum is σ = 120929760. Its totient is φ = 23072000.

The previous prime is 61292911. The next prime is 61292971. The reversal of 61292950 is 5929216.

61292950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 58935 + ... + 59965.

It is an arithmetic number, because the mean of its divisors is an integer number (2519370).

Almost surely, 261292950 is an apocalyptic number.

61292950 is a deficient number, since it is larger than the sum of its proper divisors (59636810).

61292950 is a wasteful number, since it uses less digits than its factorization.

61292950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113 (or 1108 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 61292950 is about 7828.9814152289. The cubic root of 61292950 is about 394.2788744300.

The spelling of 61292950 in words is "sixty-one million, two hundred ninety-two thousand, nine hundred fifty".

Divisors: 1 2 5 10 25 29 41 50 58 82 145 205 290 410 725 1025 1031 1189 1450 2050 2062 2378 5155 5945 10310 11890 25775 29725 29899 42271 51550 59450 59798 84542 149495 211355 298990 422710 747475 1056775 1225859 1494950 2113550 2451718 6129295 12258590 30646475 61292950