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61325132 = 221137139271
BaseRepresentation
bin1110100111101…
…1111101001100
311021101122021012
43221323331030
5111144401012
610030224352
71343153321
oct351737514
9137348235
1061325132
1131686530
12186550b8
13c92217b
148204b48
1555b5622
hex3a7bf4c

61325132 has 48 divisors (see below), whose sum is σ = 121551360. Its totient is φ = 26827200.

The previous prime is 61325119. The next prime is 61325149. The reversal of 61325132 is 23152316.

It is a junction number, because it is equal to n+sod(n) for n = 61325098 and 61325107.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 226157 + ... + 226427.

It is an arithmetic number, because the mean of its divisors is an integer number (2532320).

Almost surely, 261325132 is an apocalyptic number.

It is an amenable number.

61325132 is a deficient number, since it is larger than the sum of its proper divisors (60226228).

61325132 is a wasteful number, since it uses less digits than its factorization.

61325132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 460 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 61325132 is about 7831.0364575834. The cubic root of 61325132 is about 394.3478680236.

Adding to 61325132 its reverse (23152316), we get a palindrome (84477448).

The spelling of 61325132 in words is "sixty-one million, three hundred twenty-five thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 37 44 74 139 148 271 278 407 542 556 814 1084 1529 1628 2981 3058 5143 5962 6116 10027 10286 11924 20054 20572 37669 40108 56573 75338 110297 113146 150676 220594 226292 414359 441188 828718 1393753 1657436 2787506 5575012 15331283 30662566 61325132