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5157533540 = 225293987743
BaseRepresentation
bin1001100110110100…
…11011011101100100
3111022102210211221202
410303122123131210
541030312033130
62211435502032
7241544211635
oct46332333544
914272724852
105157533540
112207325315
12bbb2b7918
136426977c3
1436cd8b88c
15202bc3145
hex13369b764

5157533540 has 24 divisors (see below), whose sum is σ = 10834629120. Its totient is φ = 2062287968.

The previous prime is 5157533497. The next prime is 5157533551. The reversal of 5157533540 is 453357515.

It is a junction number, because it is equal to n+sod(n) for n = 5157533494 and 5157533503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14909 + ... + 102651.

It is an arithmetic number, because the mean of its divisors is an integer number (451442880).

Almost surely, 25157533540 is an apocalyptic number.

It is an amenable number.

5157533540 is an abundant number, since it is smaller than the sum of its proper divisors (5677095580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5157533540 is a wasteful number, since it uses less digits than its factorization.

5157533540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90691 (or 90689 counting only the distinct ones).

The product of its (nonzero) digits is 157500, while the sum is 38.

The square root of 5157533540 is about 71815.9699509796. The cubic root of 5157533540 is about 1727.7491459877.

The spelling of 5157533540 in words is "five billion, one hundred fifty-seven million, five hundred thirty-three thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 2939 5878 11756 14695 29390 58780 87743 175486 350972 438715 877430 1754860 257876677 515753354 1031506708 1289383385 2578766770 5157533540