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1013013137 = 47103209257
BaseRepresentation
bin111100011000010…
…101101010010001
32121121011101210002
4330120111222101
54033312410022
6244304215345
734050320033
oct7430255221
92547141702
101013013137
1147a901844
1224330a555
13131b45376
1498777c53
155de02092
hex3c615a91

1013013137 has 8 divisors (see below), whose sum is σ = 1044615936. Its totient is φ = 981829152.

The previous prime is 1013013109. The next prime is 1013013179. The reversal of 1013013137 is 7313103101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1013013137 - 220 = 1011964561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013013107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99788 + ... + 109469.

It is an arithmetic number, because the mean of its divisors is an integer number (130576992).

Almost surely, 21013013137 is an apocalyptic number.

It is an amenable number.

1013013137 is a deficient number, since it is larger than the sum of its proper divisors (31602799).

1013013137 is a wasteful number, since it uses less digits than its factorization.

1013013137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209407.

The product of its (nonzero) digits is 189, while the sum is 20.

The square root of 1013013137 is about 31827.8673020986. The cubic root of 1013013137 is about 1004.3190314449.

Adding to 1013013137 its reverse (7313103101), we get a palindrome (8326116238).

The spelling of 1013013137 in words is "one billion, thirteen million, thirteen thousand, one hundred thirty-seven".

Divisors: 1 47 103 4841 209257 9835079 21553471 1013013137