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5217508151 = 42112393131
BaseRepresentation
bin1001101101111110…
…01101101100110111
3111110121122212122122
410312333031230313
541141140230101
62221421150155
7243203042012
oct46677155467
914417585578
105217508151
112238169109
1210173bb35b
13651c3603b
14376d20379
152080bd51b
hex136fcdb37

5217508151 has 4 divisors (see below), whose sum is σ = 5229901704. Its totient is φ = 5205114600.

The previous prime is 5217508147. The next prime is 5217508159. The reversal of 5217508151 is 1518057125.

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

It is a cyclic number.

It is not a de Polignac number, because 5217508151 - 22 = 5217508147 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 (5217508159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6196145 + ... + 6196986.

It is an arithmetic number, because the mean of its divisors is an integer number (1307475426).

Almost surely, 25217508151 is an apocalyptic number.

5217508151 is a deficient number, since it is larger than the sum of its proper divisors (12393553).

5217508151 is a wasteful number, since it uses less digits than its factorization.

5217508151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12393552.

The product of its (nonzero) digits is 14000, while the sum is 35.

The square root of 5217508151 is about 72232.3206812574. The cubic root of 5217508151 is about 1734.4204229236.

The spelling of 5217508151 in words is "five billion, two hundred seventeen million, five hundred eight thousand, one hundred fifty-one".

Divisors: 1 421 12393131 5217508151