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61314938 = 2192935507
BaseRepresentation
bin1110100111100…
…1011101111010
311021101010021122
43221321131322
5111144034223
610030105242
71343111516
oct351713572
9137333248
1061314938
1131679903
121864b222
13c91a639
148201146
1555b25c8
hex3a7977a

61314938 has 16 divisors (see below), whose sum is σ = 97161120. Its totient is φ = 28939536.

The previous prime is 61314923. The next prime is 61314977. The reversal of 61314938 is 83941316.

It is a junction number, because it is equal to n+sod(n) for n = 61314898 and 61314907.

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 7 ways as a sum of consecutive naturals, for example, 8381 + ... + 13887.

It is an arithmetic number, because the mean of its divisors is an integer number (6072570).

Almost surely, 261314938 is an apocalyptic number.

61314938 is a deficient number, since it is larger than the sum of its proper divisors (35846182).

61314938 is a wasteful number, since it uses less digits than its factorization.

61314938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5821.

The product of its digits is 15552, while the sum is 35.

The square root of 61314938 is about 7830.3855588343. The cubic root of 61314938 is about 394.3260161618.

It can be divided in two parts, 613 and 14938, that added together give a palindrome (15551).

The spelling of 61314938 in words is "sixty-one million, three hundred fourteen thousand, nine hundred thirty-eight".

Divisors: 1 2 19 38 293 586 5507 5567 11014 11134 104633 209266 1613551 3227102 30657469 61314938