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45028107061 = 771211523821
BaseRepresentation
bin101001111011111000…
…100110001100110101
311022020002022211200221
4221323320212030311
51214204143411221
632404032334341
73152560411030
oct517370461465
9138202284627
1045028107061
1118107213323
1288879a43b1
1343279a2642
1422722a8017
151288141541
hexa7be26335

45028107061 has 32 divisors (see below), whose sum is σ = 52597057536. Its totient is φ = 37753128000.

The previous prime is 45028107031. The next prime is 45028107067. The reversal of 45028107061 is 16070182054.

It is not a de Polignac number, because 45028107061 - 217 = 45027975989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45028107067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54845031 + ... + 54845851.

It is an arithmetic number, because the mean of its divisors is an integer number (1643658048).

Almost surely, 245028107061 is an apocalyptic number.

It is an amenable number.

45028107061 is a deficient number, since it is larger than the sum of its proper divisors (7568950475).

45028107061 is a wasteful number, since it uses less digits than its factorization.

45028107061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633.

The product of its (nonzero) digits is 13440, while the sum is 34.

The spelling of 45028107061 in words is "forty-five billion, twenty-eight million, one hundred seven thousand, sixty-one".

Divisors: 1 7 71 211 497 523 821 1477 3661 5747 14981 37133 58291 104867 110353 173231 259931 408037 429383 772471 1212617 3005681 7835063 12299401 30486193 54845441 86095807 90599813 213403351 634198691 6432586723 45028107061