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5031012215 = 517418317393
BaseRepresentation
bin1001010111101111…
…10010011101110111
3110222121201220022202
410223313302131313
540300414342330
62151120015115
7235446620045
oct45367623567
913877656282
105031012215
112151969a39
12b84a6149b
136223c9508
1435a255395
151e6a30445
hex12bdf2777

5031012215 has 32 divisors (see below), whose sum is σ = 6627531456. Its totient is φ = 3650928640.

The previous prime is 5031012209. The next prime is 5031012247. The reversal of 5031012215 is 5122101305.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-5031012215 is a prime.

It is a super-2 number, since 2×50310122152 = 50622167814958412450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 280559 + ... + 297951.

It is an arithmetic number, because the mean of its divisors is an integer number (207110358).

Almost surely, 25031012215 is an apocalyptic number.

5031012215 is a deficient number, since it is larger than the sum of its proper divisors (1596519241).

5031012215 is a wasteful number, since it uses less digits than its factorization.

5031012215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17539.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 5031012215 is about 70929.6286117445. The cubic root of 5031012215 is about 1713.5040052854.

The spelling of 5031012215 in words is "five billion, thirty-one million, twelve thousand, two hundred fifteen".

Divisors: 1 5 17 41 83 85 205 415 697 1411 3403 3485 7055 17015 17393 57851 86965 289255 295681 713113 1443619 1478405 3565565 7218095 12122921 24541523 59188379 60614605 122707615 295941895 1006202443 5031012215