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85202741951 = 977151122833
BaseRepresentation
bin100111101011001111…
…0101010101010111111
322010220220222202020022
41033112132222222333
52343443400220301
6103050330242355
76104255233325
oct1172636525277
9263826882208
1085202741951
11331527aa118
121461a2863bb
13805ac9aa52
1441a3b33d15
15233a121d1b
hex13d67aaabf

85202741951 has 8 divisors (see below), whose sum is σ = 86093859264. Its totient is φ = 84311884800.

The previous prime is 85202741927. The next prime is 85202741999. The reversal of 85202741951 is 15914720258.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85202741951 - 222 = 85198547647 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 (85202747951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 632231 + ... + 755063.

It is an arithmetic number, because the mean of its divisors is an integer number (10761732408).

Almost surely, 285202741951 is an apocalyptic number.

85202741951 is a deficient number, since it is larger than the sum of its proper divisors (891117313).

85202741951 is a wasteful number, since it uses less digits than its factorization.

85202741951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130081.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 85202741951 in words is "eighty-five billion, two hundred two million, seven hundred forty-one thousand, nine hundred fifty-one".

Divisors: 1 97 7151 122833 693647 11914801 878378783 85202741951