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89200200031 = 10922310093637
BaseRepresentation
bin101001100010010111…
…1110000100101011111
322112020111220122211021
41103010233300211133
52430140222400111
6104551125505011
76305315122135
oct1230457604537
9275214818737
1089200200031
1134914207588
1215354b72167
13854720c467
1444629c5755
1524c1043d71
hex14c4bf095f

89200200031 has 16 divisors (see below), whose sum is σ = 90536723200. Its totient is φ = 87874149888.

The previous prime is 89200199941. The next prime is 89200200107. The reversal of 89200200031 is 13000200298.

It is a cyclic number.

It is not a de Polignac number, because 89200200031 - 215 = 89200167263 is a prime.

It is a super-2 number, since 2×892002000312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 89200199969 and 89200200005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89200201031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24523945 + ... + 24527581.

It is an arithmetic number, because the mean of its divisors is an integer number (5658545200).

Almost surely, 289200200031 is an apocalyptic number.

89200200031 is a deficient number, since it is larger than the sum of its proper divisors (1336523169).

89200200031 is a wasteful number, since it uses less digits than its factorization.

89200200031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4978.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 89200200031 in words is "eighty-nine billion, two hundred million, two hundred thousand, thirty-one".

Divisors: 1 109 223 1009 3637 24307 109981 225007 396433 811051 3669733 24525763 88404559 400000897 818350459 89200200031