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6131216270 = 253147420811
BaseRepresentation
bin1011011010111001…
…01110111110001110
3120211021222001120002
411231130232332032
5100024042410040
62452221124302
7304636323044
oct55534567616
916737861502
106131216270
112666a03593
1212313b9692
1376931c02a
14422408394
1525d406a15
hex16d72ef8e

6131216270 has 32 divisors (see below), whose sum is σ = 11634610176. Its totient is φ = 2322871200.

The previous prime is 6131216261. The next prime is 6131216293. The reversal of 6131216270 is 726121316.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195836 + ... + 224975.

It is an arithmetic number, because the mean of its divisors is an integer number (363581568).

Almost surely, 26131216270 is an apocalyptic number.

6131216270 is a deficient number, since it is larger than the sum of its proper divisors (5503393906).

6131216270 is a wasteful number, since it uses less digits than its factorization.

6131216270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420896.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 6131216270 is about 78302.0834333289. The cubic root of 6131216270 is about 1830.2716180385.

Adding to 6131216270 its reverse (726121316), we get a palindrome (6857337586).

The spelling of 6131216270 in words is "six billion, one hundred thirty-one million, two hundred sixteen thousand, two hundred seventy".

Divisors: 1 2 5 10 31 47 62 94 155 235 310 470 1457 2914 7285 14570 420811 841622 2104055 4208110 13045141 19778117 26090282 39556234 65225705 98890585 130451410 197781170 613121627 1226243254 3065608135 6131216270