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1028061374007 = 31723876437659
BaseRepresentation
bin11101111010111010011…
…10111010011000110111
310122021121100211220221110
432331131032322120313
5113320432202432012
62104141311050103
7134163214332033
oct16753516723067
93567540756843
101028061374007
11366aa8931588
121472b3810933
1375c3ab24a65
1437a892111c3
151bb200a273c
hexef5d3ba637

1028061374007 has 16 divisors (see below), whose sum is σ = 1514484276480. Its totient is φ = 617012111232.

The previous prime is 1028061373993. The next prime is 1028061374029. The reversal of 1028061374007 is 7004731608201.

It is not a de Polignac number, because 1028061374007 - 210 = 1028061372983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1028061374507) 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, 438217657 + ... + 438220002.

It is an arithmetic number, because the mean of its divisors is an integer number (94655267280).

Almost surely, 21028061374007 is an apocalyptic number.

1028061374007 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1028061374007 is a deficient number, since it is larger than the sum of its proper divisors (486422902473).

1028061374007 is a wasteful number, since it uses less digits than its factorization.

1028061374007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876437702.

The product of its (nonzero) digits is 56448, while the sum is 39.

The spelling of 1028061374007 in words is "one trillion, twenty-eight billion, sixty-one million, three hundred seventy-four thousand, seven".

Divisors: 1 3 17 23 51 69 391 1173 876437659 2629312977 14899440203 20158066157 44698320609 60474198471 342687124669 1028061374007