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1310400201229 = 71571573375787
BaseRepresentation
bin10011000100011001111…
…100000100001000001101
311122021101001011102020021
4103010121330010020031
5132432144422414404
62441553424022141
7163446636633640
oct23043174041015
94567331142207
101310400201229
1146581282a319
12191b6a461951
1396754996972
14475d0925a57
1524146ed6454
hex13119f0420d

1310400201229 has 16 divisors (see below), whose sum is σ = 1507254767488. Its totient is φ = 1115960369472.

The previous prime is 1310400201211. The next prime is 1310400201233. The reversal of 1310400201229 is 9221020040131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1310400201229 is a prime.

It is a super-2 number, since 2×13104002012292 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310400201269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17252674 + ... + 17328460.

It is an arithmetic number, because the mean of its divisors is an integer number (94203422968).

Almost surely, 21310400201229 is an apocalyptic number.

It is an amenable number.

1310400201229 is a deficient number, since it is larger than the sum of its proper divisors (196854566259).

1310400201229 is a wasteful number, since it uses less digits than its factorization.

1310400201229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91684.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 1310400201229 in words is "one trillion, three hundred ten billion, four hundred million, two hundred one thousand, two hundred twenty-nine".

Divisors: 1 7 157 1099 15733 75787 110131 530509 2470081 11898559 17290567 83289913 1192356871 8346498097 187200028747 1310400201229