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1252086941 = 71710521739
BaseRepresentation
bin100101010100001…
…0101010010011101
310020021000121101102
41022220111102131
510031013240231
6324124322445
743012364150
oct11250252235
93207017342
101252086941
115928524a6
122ab3a3425
1316c530761
14bc40bc97
1574dc8acb
hex4aa1549d

1252086941 has 8 divisors (see below), whose sum is σ = 1515130560. Its totient is φ = 1010086848.

The previous prime is 1252086923. The next prime is 1252086973. The reversal of 1252086941 is 1496802521.

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 1252086941 - 26 = 1252086877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1252086895 and 1252086904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252086911) 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, 5260751 + ... + 5260988.

It is an arithmetic number, because the mean of its divisors is an integer number (189391320).

Almost surely, 21252086941 is an apocalyptic number.

It is an amenable number.

1252086941 is a deficient number, since it is larger than the sum of its proper divisors (263043619).

1252086941 is a wasteful number, since it uses less digits than its factorization.

1252086941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10521763.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 1252086941 is about 35384.8405535478. The cubic root of 1252086941 is about 1077.8165021096.

The spelling of 1252086941 in words is "one billion, two hundred fifty-two million, eighty-six thousand, nine hundred forty-one".

Divisors: 1 7 17 119 10521739 73652173 178869563 1252086941