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61120276 = 2272182867
BaseRepresentation
bin1110100100100…
…1111100010100
311021000020020221
43221021330110
5111121322101
610022004124
71341341140
oct351117424
9137006227
1061120276
1131556628
1218576644
13c87cb59
148190220
155574aa1
hex3a49f14

61120276 has 12 divisors (see below), whose sum is σ = 122240608. Its totient is φ = 26194392.

The previous prime is 61120271. The next prime is 61120291. The reversal of 61120276 is 67202116.

61120276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

61120276 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 61120276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61120271) 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 3 ways as a sum of consecutive naturals, for example, 1091406 + ... + 1091461.

Almost surely, 261120276 is an apocalyptic number.

It is an amenable number.

61120276 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

61120276 is a wasteful number, since it uses less digits than its factorization.

61120276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182878 (or 2182876 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 61120276 is about 7817.9457659925. The cubic root of 61120276 is about 393.9082731146.

The spelling of 61120276 in words is "sixty-one million, one hundred twenty thousand, two hundred seventy-six".

Divisors: 1 2 4 7 14 28 2182867 4365734 8731468 15280069 30560138 61120276