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87250005035 = 517450001007
BaseRepresentation
bin101000101000010000…
…0010110110000101011
322100012121021111012222
41101100200112300223
52412142000130120
6104025422224255
76206064543344
oct1212040266053
9270177244188
1087250005035
1134003398186
1214aaba2508b
1382c618281b
1443199b30cb
152409c1d525
hex1450816c2b

87250005035 has 4 divisors (see below), whose sum is σ = 104700006048. Its totient is φ = 69800004024.

The previous prime is 87250005001. The next prime is 87250005047. The reversal of 87250005035 is 53050005278.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-87250005035 is a prime.

It is a super-2 number, since 2×872500050352 (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 = 87250004986 and 87250005004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8725000499 + ... + 8725000508.

It is an arithmetic number, because the mean of its divisors is an integer number (26175001512).

Almost surely, 287250005035 is an apocalyptic number.

87250005035 is a deficient number, since it is larger than the sum of its proper divisors (17450001013).

87250005035 is a wasteful number, since it uses less digits than its factorization.

87250005035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17450001012.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 87250005035 in words is "eighty-seven billion, two hundred fifty million, five thousand, thirty-five".

Divisors: 1 5 17450001007 87250005035